Home / 54,625,876.28-81,931,728.48-25,890,270.92

Finding the Fourth Proportional to 54,625,876.28, 81,931,728.48 and 25,890,270.92

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Solution

The fourth proportional to 54,625,876.28, 81,931,728.48 and 25,890,270.92 is: 38,832,047.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,625,876.28 : 81,931,728.48 = 25,890,270.92 : x
  2. Step 2: Convert to fraction form
    54,625,876.28/81,931,728.48 = 25,890,270.92/x
  3. Step 3: Cross multiply
    54,625,876.28x = 81,931,728.48 × 25,890,270.92
  4. Step 4: Simplify right side
    54,625,876.28x = 2,121,234,647,291,080
  5. Step 5: Solve for x
    x = 2,121,234,647,291,080/54,625,876.28
  6. Step 6: Final answer
    x = 38,832,047.96

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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.