Home / 31,591,258.50-47,351,064.69-14,516,649.66

Finding the Fourth Proportional to 31,591,258.50, 47,351,064.69 and 14,516,649.66

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Solution

The fourth proportional to 31,591,258.50, 47,351,064.69 and 14,516,649.66 is: 21,758,513.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,258.50 : 47,351,064.69 = 14,516,649.66 : x
  2. Step 2: Convert to fraction form
    31,591,258.50/47,351,064.69 = 14,516,649.66/x
  3. Step 3: Cross multiply
    31,591,258.50x = 47,351,064.69 × 14,516,649.66
  4. Step 4: Simplify right side
    31,591,258.50x = 687,378,817,132,726.50
  5. Step 5: Solve for x
    x = 687,378,817,132,726.50/31,591,258.50
  6. Step 6: Final answer
    x = 21,758,513.27

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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.