Home / 54,619,551.86-81,872,103.92-25,449,338.30

Finding the Fourth Proportional to 54,619,551.86, 81,872,103.92 and 25,449,338.30

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Solution

The fourth proportional to 54,619,551.86, 81,872,103.92 and 25,449,338.30 is: 38,147,344.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,619,551.86 : 81,872,103.92 = 25,449,338.30 : x
  2. Step 2: Convert to fraction form
    54,619,551.86/81,872,103.92 = 25,449,338.30/x
  3. Step 3: Cross multiply
    54,619,551.86x = 81,872,103.92 × 25,449,338.30
  4. Step 4: Simplify right side
    54,619,551.86x = 2,083,590,869,456,229.25
  5. Step 5: Solve for x
    x = 2,083,590,869,456,229.25/54,619,551.86
  6. Step 6: Final answer
    x = 38,147,344.65

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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.