Finding the Fourth Proportional to 17,672,180.97, 24,387,755.40 and 9,937,155.63
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Solution
The fourth proportional to 17,672,180.97, 24,387,755.40 and 9,937,155.63 is: 13,713,356.68
Step by Step Solution
- Step 1: Write the proportion equation
17,672,180.97 : 24,387,755.40 = 9,937,155.63 : x - Step 2: Convert to fraction form
17,672,180.97/24,387,755.40 = 9,937,155.63/x - Step 3: Cross multiply
17,672,180.97x = 24,387,755.40 × 9,937,155.63 - Step 4: Simplify right side
17,672,180.97x = 242,344,920,876,172.91 - Step 5: Solve for x
x = 242,344,920,876,172.91/17,672,180.97 - Step 6: Final answer
x = 13,713,356.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.