Home / 9,102,471.20-12,561,791.68-5,234,995

Finding the Fourth Proportional to 9,102,471.20, 12,561,791.68 and 5,234,995

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Solution

The fourth proportional to 9,102,471.20, 12,561,791.68 and 5,234,995 is: 7,224,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,102,471.20 : 12,561,791.68 = 5,234,995 : x
  2. Step 2: Convert to fraction form
    9,102,471.20/12,561,791.68 = 5,234,995/x
  3. Step 3: Cross multiply
    9,102,471.20x = 12,561,791.68 × 5,234,995
  4. Step 4: Simplify right side
    9,102,471.20x = 65,760,916,635,841.60
  5. Step 5: Solve for x
    x = 65,760,916,635,841.60/9,102,471.20
  6. Step 6: Final answer
    x = 7,224,512.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.