Finding the Fourth Proportional to 64,755,969.30, 97,121,512.35 and 19,319,246.10
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Solution
The fourth proportional to 64,755,969.30, 97,121,512.35 and 19,319,246.10 is: 28,975,157.33
Step by Step Solution
- Step 1: Write the proportion equation
64,755,969.30 : 97,121,512.35 = 19,319,246.10 : x - Step 2: Convert to fraction form
64,755,969.30/97,121,512.35 = 19,319,246.10/x - Step 3: Cross multiply
64,755,969.30x = 97,121,512.35 × 19,319,246.10 - Step 4: Simplify right side
64,755,969.30x = 1,876,314,398,693,839.25 - Step 5: Solve for x
x = 1,876,314,398,693,839.25/64,755,969.30 - Step 6: Final answer
x = 28,975,157.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.