Home / 81,627,947.28-122,441,160.92-33,094,264.73

Finding the Fourth Proportional to 81,627,947.28, 122,441,160.92 and 33,094,264.73

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Solution

The fourth proportional to 81,627,947.28, 122,441,160.92 and 33,094,264.73 is: 49,641,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,627,947.28 : 122,441,160.92 = 33,094,264.73 : x
  2. Step 2: Convert to fraction form
    81,627,947.28/122,441,160.92 = 33,094,264.73/x
  3. Step 3: Cross multiply
    81,627,947.28x = 122,441,160.92 × 33,094,264.73
  4. Step 4: Simplify right side
    81,627,947.28x = 4,052,100,192,557,333.50
  5. Step 5: Solve for x
    x = 4,052,100,192,557,333.50/81,627,947.28
  6. Step 6: Final answer
    x = 49,641,088.96

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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.