Home / 31,542,388.32-47,318,773.92-9,682,218.88

Finding the Fourth Proportional to 31,542,388.32, 47,318,773.92 and 9,682,218.88

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Solution

The fourth proportional to 31,542,388.32, 47,318,773.92 and 9,682,218.88 is: 14,524,921.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542,388.32 : 47,318,773.92 = 9,682,218.88 : x
  2. Step 2: Convert to fraction form
    31,542,388.32/47,318,773.92 = 9,682,218.88/x
  3. Step 3: Cross multiply
    31,542,388.32x = 47,318,773.92 × 9,682,218.88
  4. Step 4: Simplify right side
    31,542,388.32x = 458,150,726,226,675.69
  5. Step 5: Solve for x
    x = 458,150,726,226,675.69/31,542,388.32
  6. Step 6: Final answer
    x = 14,524,921.88

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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.