Home / 36,687,796.96-55,037,009.76-13,656,817.12

Finding the Fourth Proportional to 36,687,796.96, 55,037,009.76 and 13,656,817.12

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Solution

The fourth proportional to 36,687,796.96, 55,037,009.76 and 13,656,817.12 is: 20,487,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,687,796.96 : 55,037,009.76 = 13,656,817.12 : x
  2. Step 2: Convert to fraction form
    36,687,796.96/55,037,009.76 = 13,656,817.12/x
  3. Step 3: Cross multiply
    36,687,796.96x = 55,037,009.76 × 13,656,817.12
  4. Step 4: Simplify right side
    36,687,796.96x = 751,630,377,123,975
  5. Step 5: Solve for x
    x = 751,630,377,123,975/36,687,796.96
  6. Step 6: Final answer
    x = 20,487,203.90

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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.