Home / 18,827,961.86-28,229,049.68-9,588,048.53

Finding the Fourth Proportional to 18,827,961.86, 28,229,049.68 and 9,588,048.53

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Solution

The fourth proportional to 18,827,961.86, 28,229,049.68 and 9,588,048.53 is: 14,375,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827,961.86 : 28,229,049.68 = 9,588,048.53 : x
  2. Step 2: Convert to fraction form
    18,827,961.86/28,229,049.68 = 9,588,048.53/x
  3. Step 3: Cross multiply
    18,827,961.86x = 28,229,049.68 × 9,588,048.53
  4. Step 4: Simplify right side
    18,827,961.86x = 270,661,498,098,535.50
  5. Step 5: Solve for x
    x = 270,661,498,098,535.50/18,827,961.86
  6. Step 6: Final answer
    x = 14,375,507.03

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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.