Finding the Fourth Proportional to 15,117,857.87, 22,663,358.55 and 5,893,704.23
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Solution
The fourth proportional to 15,117,857.87, 22,663,358.55 and 5,893,704.23 is: 8,835,321.33
Step by Step Solution
- Step 1: Write the proportion equation
15,117,857.87 : 22,663,358.55 = 5,893,704.23 : x - Step 2: Convert to fraction form
15,117,857.87/22,663,358.55 = 5,893,704.23/x - Step 3: Cross multiply
15,117,857.87x = 22,663,358.55 × 5,893,704.23 - Step 4: Simplify right side
15,117,857.87x = 133,571,132,038,824.88 - Step 5: Solve for x
x = 133,571,132,038,824.88/15,117,857.87 - Step 6: Final answer
x = 8,835,321.33
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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.