If you want to decide which of several options is better, how do you propose doing that without using a single number? You can’t, in general, compare multi dimensional quantities.
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?