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Finding the Fourth Proportional to 5,866,481.70, 8,799,722.55 and 5,653,905.30

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Solution

The fourth proportional to 5,866,481.70, 8,799,722.55 and 5,653,905.30 is: 8,480,857.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,866,481.70 : 8,799,722.55 = 5,653,905.30 : x
  2. Step 2: Convert to fraction form
    5,866,481.70/8,799,722.55 = 5,653,905.30/x
  3. Step 3: Cross multiply
    5,866,481.70x = 8,799,722.55 × 5,653,905.30
  4. Step 4: Simplify right side
    5,866,481.70x = 49,752,797,963,974.52
  5. Step 5: Solve for x
    x = 49,752,797,963,974.52/5,866,481.70
  6. Step 6: Final answer
    x = 8,480,857.95

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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.