Yes, all those well paid C-level managers cannot handle multiple units so they require everyone to use one “easy to understand unit so that everything is easy to compare and micromanage”
as for if you can compare multidimensional quantities - of course you can do it and it is done every day with engineering and medical data, it's just tad more complicated than adding and multiplying so it's a no-go for c-suite
you cannot expect people earning six figures to understand actual math, can you?