If I donated that to GiveWell instead, I'd be saving ~28 lives.
If you donated that to VillageReach, you'd be saving about 28 lives. If you donated that to GiveWell, you'd help them to find other charities that are similarly effective.
Apologies if I was unclear: For "GiveWell", please read "The charity most recommended by GiveWell right now, because VillageReach will probably eventually reach saturation and become non-ideal".
From Mike Darwn's Chronopause, an essay titled "Would You Like Another Plate of This?", discussing people's attitudes to life:
Conclusion, graphs, and references in article. As usual, I recommend reading Chronopause.com as Darwin has many good articles; to quickly link a few: