Home / 36,687,778.92-55,036,982.76-13,656,799.08

Finding the Fourth Proportional to 36,687,778.92, 55,036,982.76 and 13,656,799.08

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Solution

The fourth proportional to 36,687,778.92, 55,036,982.76 and 13,656,799.08 is: 20,487,176.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,778.92 : 55,036,982.76 = 13,656,799.08 : x
  2. Step 2: Convert to fraction form
    36,687,778.92/55,036,982.76 = 13,656,799.08/x
  3. Step 3: Cross multiply
    36,687,778.92x = 55,036,982.76 × 13,656,799.08
  4. Step 4: Simplify right side
    36,687,778.92x = 751,629,015,522,743.88
  5. Step 5: Solve for x
    x = 751,629,015,522,743.88/36,687,778.92
  6. Step 6: Final answer
    x = 20,487,176.87

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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.