Home / 54,737,902.60-75,538,505.78-29,620,012.12

Finding the Fourth Proportional to 54,737,902.60, 75,538,505.78 and 29,620,012.12

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Solution

The fourth proportional to 54,737,902.60, 75,538,505.78 and 29,620,012.12 is: 40,875,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,737,902.60 : 75,538,505.78 = 29,620,012.12 : x
  2. Step 2: Convert to fraction form
    54,737,902.60/75,538,505.78 = 29,620,012.12/x
  3. Step 3: Cross multiply
    54,737,902.60x = 75,538,505.78 × 29,620,012.12
  4. Step 4: Simplify right side
    54,737,902.60x = 2,237,451,456,730,290.25
  5. Step 5: Solve for x
    x = 2,237,451,456,730,290.25/54,737,902.60
  6. Step 6: Final answer
    x = 40,875,725.05

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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.