Finding the Fourth Proportional to 29,376,151.20, 44,064,226.80 and 12,356,042.40
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Solution
The fourth proportional to 29,376,151.20, 44,064,226.80 and 12,356,042.40 is: 18,534,063.60
Step by Step Solution
- Step 1: Write the proportion equation
29,376,151.20 : 44,064,226.80 = 12,356,042.40 : x - Step 2: Convert to fraction form
29,376,151.20/44,064,226.80 = 12,356,042.40/x - Step 3: Cross multiply
29,376,151.20x = 44,064,226.80 × 12,356,042.40 - Step 4: Simplify right side
29,376,151.20x = 544,459,454,664,016.31 - Step 5: Solve for x
x = 544,459,454,664,016.31/29,376,151.20 - Step 6: Final answer
x = 18,534,063.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.