Finding the Fourth Proportional to 53,894,799.60, 80,854,009.20 and 26,614,161.60
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Solution
The fourth proportional to 53,894,799.60, 80,854,009.20 and 26,614,161.60 is: 39,927,074.28
Step by Step Solution
- Step 1: Write the proportion equation
53,894,799.60 : 80,854,009.20 = 26,614,161.60 : x - Step 2: Convert to fraction form
53,894,799.60/80,854,009.20 = 26,614,161.60/x - Step 3: Cross multiply
53,894,799.60x = 80,854,009.20 × 26,614,161.60 - Step 4: Simplify right side
53,894,799.60x = 2,151,861,666,856,687 - Step 5: Solve for x
x = 2,151,861,666,856,687/53,894,799.60 - Step 6: Final answer
x = 39,927,074.28
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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.