Home / 22,930,480.30-31,640,449.89-13,139,040.73

Finding the Fourth Proportional to 22,930,480.30, 31,640,449.89 and 13,139,040.73

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Solution

The fourth proportional to 22,930,480.30, 31,640,449.89 and 13,139,040.73 is: 18,129,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,930,480.30 : 31,640,449.89 = 13,139,040.73 : x
  2. Step 2: Convert to fraction form
    22,930,480.30/31,640,449.89 = 13,139,040.73/x
  3. Step 3: Cross multiply
    22,930,480.30x = 31,640,449.89 × 13,139,040.73
  4. Step 4: Simplify right side
    22,930,480.30x = 415,725,159,820,234.06
  5. Step 5: Solve for x
    x = 415,725,159,820,234.06/22,930,480.30
  6. Step 6: Final answer
    x = 18,129,806.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.