Numbers in terms of men matters, but not so much as equipment.
Half a year ago, Ukraine actually had the advantage in a number of areas, artillery being one of them, but then, US couldn't be bothered supporting them anymore, and Europe couldn't be bothered to up production either, so now we see the consequences.
Putin was banking on the west growing bored, and looks like he will be right.
If NATO don't really care about Ukraine, the very least they could do would be to honest with Ukraine about it, instead of these "we will never abandon you"-nonsense statements.