Home / 81,737,100.12-122,620,761.54-23,442,337.56

Finding the Fourth Proportional to 81,737,100.12, 122,620,761.54 and 23,442,337.56

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Solution

The fourth proportional to 81,737,100.12, 122,620,761.54 and 23,442,337.56 is: 35,167,840.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,737,100.12 : 122,620,761.54 = 23,442,337.56 : x
  2. Step 2: Convert to fraction form
    81,737,100.12/122,620,761.54 = 23,442,337.56/x
  3. Step 3: Cross multiply
    81,737,100.12x = 122,620,761.54 × 23,442,337.56
  4. Step 4: Simplify right side
    81,737,100.12x = 2,874,517,283,884,945.50
  5. Step 5: Solve for x
    x = 2,874,517,283,884,945.50/81,737,100.12
  6. Step 6: Final answer
    x = 35,167,840.30

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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.