Exact numbers are hard to come by because there are several different methodologies and competing schools of thought about what exactly these costs involve, but the general number I’ve seen tossed around is that it cost around $100-110K/year in direct costs to educate a single med student.
The direct costs of educating a single medical resident is $154K/year, according to the AAMC.
<a href="https://www.aamc.org/advocacy/campaigns_and_coalitions/gmefunding/factsheets/253372/medicare-gme.html">https://www.aamc.org/advocacy/campaigns_and_coalitions/gmefunding/factsheets/253372/medicare-gme.html</a>