Allocating funds is not the solution when you lack industrial capacity to convert those funds into actual weapons and ammunition. Here's what actually happens in a scenario where you allocate funds and supply of a commodity is limited:

In October, NATO’s senior military officer, Adm. Rob Bauer, said that the price for one 155mm shell had risen from 2,000 euros ($2,171) at the start of Russia’s full-scale invasion to 8,000 euros ($8,489.60).

https://www.defenseone.com/business/2023/11/race-make-artillery-shells-us-eu-see-different-results/392288/