Home / 5,164,205.52-7,128,104.46-3,445,321.95

Finding the Fourth Proportional to 5,164,205.52, 7,128,104.46 and 3,445,321.95

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Solution

The fourth proportional to 5,164,205.52, 7,128,104.46 and 3,445,321.95 is: 4,755,545.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,205.52 : 7,128,104.46 = 3,445,321.95 : x
  2. Step 2: Convert to fraction form
    5,164,205.52/7,128,104.46 = 3,445,321.95/x
  3. Step 3: Cross multiply
    5,164,205.52x = 7,128,104.46 × 3,445,321.95
  4. Step 4: Simplify right side
    5,164,205.52x = 24,558,614,757,930.90
  5. Step 5: Solve for x
    x = 24,558,614,757,930.90/5,164,205.52
  6. Step 6: Final answer
    x = 4,755,545.58

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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.