Home / 36,239,665.50-54,368,011.95-11,978,593.83

Finding the Fourth Proportional to 36,239,665.50, 54,368,011.95 and 11,978,593.83

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Solution

The fourth proportional to 36,239,665.50, 54,368,011.95 and 11,978,593.83 is: 17,970,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,239,665.50 : 54,368,011.95 = 11,978,593.83 : x
  2. Step 2: Convert to fraction form
    36,239,665.50/54,368,011.95 = 11,978,593.83/x
  3. Step 3: Cross multiply
    36,239,665.50x = 54,368,011.95 × 11,978,593.83
  4. Step 4: Simplify right side
    36,239,665.50x = 651,252,332,493,636.25
  5. Step 5: Solve for x
    x = 651,252,332,493,636.25/36,239,665.50
  6. Step 6: Final answer
    x = 17,970,704.85

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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.