Home / 12,566,947.69-18,850,044.88-3,469,600.56

Finding the Fourth Proportional to 12,566,947.69, 18,850,044.88 and 3,469,600.56

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Solution

The fourth proportional to 12,566,947.69, 18,850,044.88 and 3,469,600.56 is: 5,204,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566,947.69 : 18,850,044.88 = 3,469,600.56 : x
  2. Step 2: Convert to fraction form
    12,566,947.69/18,850,044.88 = 3,469,600.56/x
  3. Step 3: Cross multiply
    12,566,947.69x = 18,850,044.88 × 3,469,600.56
  4. Step 4: Simplify right side
    12,566,947.69x = 65,402,126,271,673.13
  5. Step 5: Solve for x
    x = 65,402,126,271,673.13/12,566,947.69
  6. Step 6: Final answer
    x = 5,204,296.85

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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.