Finding the Fourth Proportional to 56,177,245.92, 84,265,868.82 and 15,787,729.92
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Solution
The fourth proportional to 56,177,245.92, 84,265,868.82 and 15,787,729.92 is: 23,681,594.86
Step by Step Solution
- Step 1: Write the proportion equation
56,177,245.92 : 84,265,868.82 = 15,787,729.92 : x - Step 2: Convert to fraction form
56,177,245.92/84,265,868.82 = 15,787,729.92/x - Step 3: Cross multiply
56,177,245.92x = 84,265,868.82 × 15,787,729.92 - Step 4: Simplify right side
56,177,245.92x = 1,330,366,778,404,309 - Step 5: Solve for x
x = 1,330,366,778,404,309/56,177,245.92 - Step 6: Final answer
x = 23,681,594.86
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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.