Home / 31,517,726.00-47,179,624.20-20,564,330.25

Finding the Fourth Proportional to 31,517,726.00, 47,179,624.20 and 20,564,330.25

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Solution

The fourth proportional to 31,517,726.00, 47,179,624.20 and 20,564,330.25 is: 30,783,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,517,726.00 : 47,179,624.20 = 20,564,330.25 : x
  2. Step 2: Convert to fraction form
    31,517,726.00/47,179,624.20 = 20,564,330.25/x
  3. Step 3: Cross multiply
    31,517,726.00x = 47,179,624.20 × 20,564,330.25
  4. Step 4: Simplify right side
    31,517,726.00x = 970,217,373,127,615.38
  5. Step 5: Solve for x
    x = 970,217,373,127,615.38/31,517,726.00
  6. Step 6: Final answer
    x = 30,783,228.88

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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.