Home / 39,297,910.67-54,231,330.14-22,551,316.78

Finding the Fourth Proportional to 39,297,910.67, 54,231,330.14 and 22,551,316.78

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Solution

The fourth proportional to 39,297,910.67, 54,231,330.14 and 22,551,316.78 is: 31,120,939.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,297,910.67 : 54,231,330.14 = 22,551,316.78 : x
  2. Step 2: Convert to fraction form
    39,297,910.67/54,231,330.14 = 22,551,316.78/x
  3. Step 3: Cross multiply
    39,297,910.67x = 54,231,330.14 × 22,551,316.78
  4. Step 4: Simplify right side
    39,297,910.67x = 1,222,987,905,387,901.75
  5. Step 5: Solve for x
    x = 1,222,987,905,387,901.75/39,297,910.67
  6. Step 6: Final answer
    x = 31,120,939.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.