Home / 31,539,882.18-47,309,507.87-9,974,487.54

Finding the Fourth Proportional to 31,539,882.18, 47,309,507.87 and 9,974,487.54

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Solution

The fourth proportional to 31,539,882.18, 47,309,507.87 and 9,974,487.54 is: 14,961,631.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,882.18 : 47,309,507.87 = 9,974,487.54 : x
  2. Step 2: Convert to fraction form
    31,539,882.18/47,309,507.87 = 9,974,487.54/x
  3. Step 3: Cross multiply
    31,539,882.18x = 47,309,507.87 × 9,974,487.54
  4. Step 4: Simplify right side
    31,539,882.18x = 471,888,096,722,974.50
  5. Step 5: Solve for x
    x = 471,888,096,722,974.50/31,539,882.18
  6. Step 6: Final answer
    x = 14,961,631.56

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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.