Home / 31,928,792.70-47,882,691.45-11,731,410.30

Finding the Fourth Proportional to 31,928,792.70, 47,882,691.45 and 11,731,410.30

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Solution

The fourth proportional to 31,928,792.70, 47,882,691.45 and 11,731,410.30 is: 17,593,258.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928,792.70 : 47,882,691.45 = 11,731,410.30 : x
  2. Step 2: Convert to fraction form
    31,928,792.70/47,882,691.45 = 11,731,410.30/x
  3. Step 3: Cross multiply
    31,928,792.70x = 47,882,691.45 × 11,731,410.30
  4. Step 4: Simplify right side
    31,928,792.70x = 561,731,499,668,252
  5. Step 5: Solve for x
    x = 561,731,499,668,252/31,928,792.70
  6. Step 6: Final answer
    x = 17,593,258.38

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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.