Finding the Fourth Proportional to 29,499,387.20, 44,255,301.60 and 12,451,284.80
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Solution
The fourth proportional to 29,499,387.20, 44,255,301.60 and 12,451,284.80 is: 18,679,552.91
Step by Step Solution
- Step 1: Write the proportion equation
29,499,387.20 : 44,255,301.60 = 12,451,284.80 : x - Step 2: Convert to fraction form
29,499,387.20/44,255,301.60 = 12,451,284.80/x - Step 3: Cross multiply
29,499,387.20x = 44,255,301.60 × 12,451,284.80 - Step 4: Simplify right side
29,499,387.20x = 551,035,364,131,495.75 - Step 5: Solve for x
x = 551,035,364,131,495.75/29,499,387.20 - Step 6: Final answer
x = 18,679,552.91
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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.