Home / 39,982,358.72-59,973,538.56-9,690,221.68

Finding the Fourth Proportional to 39,982,358.72, 59,973,538.56 and 9,690,221.68

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Solution

The fourth proportional to 39,982,358.72, 59,973,538.56 and 9,690,221.68 is: 14,535,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,982,358.72 : 59,973,538.56 = 9,690,221.68 : x
  2. Step 2: Convert to fraction form
    39,982,358.72/59,973,538.56 = 9,690,221.68/x
  3. Step 3: Cross multiply
    39,982,358.72x = 59,973,538.56 × 9,690,221.68
  4. Step 4: Simplify right side
    39,982,358.72x = 581,156,883,580,428
  5. Step 5: Solve for x
    x = 581,156,883,580,428/39,982,358.72
  6. Step 6: Final answer
    x = 14,535,332.64

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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.