Home / 36,722,986.40-55,086,553.20-11,164,829.60

Finding the Fourth Proportional to 36,722,986.40, 55,086,553.20 and 11,164,829.60

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Solution

The fourth proportional to 36,722,986.40, 55,086,553.20 and 11,164,829.60 is: 16,747,874.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,722,986.40 : 55,086,553.20 = 11,164,829.60 : x
  2. Step 2: Convert to fraction form
    36,722,986.40/55,086,553.20 = 11,164,829.60/x
  3. Step 3: Cross multiply
    36,722,986.40x = 55,086,553.20 × 11,164,829.60
  4. Step 4: Simplify right side
    36,722,986.40x = 615,031,979,729,334.75
  5. Step 5: Solve for x
    x = 615,031,979,729,334.75/36,722,986.40
  6. Step 6: Final answer
    x = 16,747,874.83

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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.