Home / 31,906,781.30-47,861,869.13-10,048,869.93

Finding the Fourth Proportional to 31,906,781.30, 47,861,869.13 and 10,048,869.93

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Solution

The fourth proportional to 31,906,781.30, 47,861,869.13 and 10,048,869.93 is: 15,073,839.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,906,781.30 : 47,861,869.13 = 10,048,869.93 : x
  2. Step 2: Convert to fraction form
    31,906,781.30/47,861,869.13 = 10,048,869.93/x
  3. Step 3: Cross multiply
    31,906,781.30x = 47,861,869.13 × 10,048,869.93
  4. Step 4: Simplify right side
    31,906,781.30x = 480,957,697,443,807.88
  5. Step 5: Solve for x
    x = 480,957,697,443,807.88/31,906,781.30
  6. Step 6: Final answer
    x = 15,073,839.41

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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.