Home / 11,129,620.60-16,694,430.90-10,031,309.20

Finding the Fourth Proportional to 11,129,620.60, 16,694,430.90 and 10,031,309.20

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Solution

The fourth proportional to 11,129,620.60, 16,694,430.90 and 10,031,309.20 is: 15,046,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129,620.60 : 16,694,430.90 = 10,031,309.20 : x
  2. Step 2: Convert to fraction form
    11,129,620.60/16,694,430.90 = 10,031,309.20/x
  3. Step 3: Cross multiply
    11,129,620.60x = 16,694,430.90 × 10,031,309.20
  4. Step 4: Simplify right side
    11,129,620.60x = 167,466,998,275,934.28
  5. Step 5: Solve for x
    x = 167,466,998,275,934.28/11,129,620.60
  6. Step 6: Final answer
    x = 15,046,963.80

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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.