Home / 16,488,564.20-22,756,947.42-9,148,761.95

Finding the Fourth Proportional to 16,488,564.20, 22,756,947.42 and 9,148,761.95

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Solution

The fourth proportional to 16,488,564.20, 22,756,947.42 and 9,148,761.95 is: 12,626,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488,564.20 : 22,756,947.42 = 9,148,761.95 : x
  2. Step 2: Convert to fraction form
    16,488,564.20/22,756,947.42 = 9,148,761.95/x
  3. Step 3: Cross multiply
    16,488,564.20x = 22,756,947.42 × 9,148,761.95
  4. Step 4: Simplify right side
    16,488,564.20x = 208,197,894,715,319.75
  5. Step 5: Solve for x
    x = 208,197,894,715,319.75/16,488,564.20
  6. Step 6: Final answer
    x = 12,626,805.60

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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.