Home / 54,378,046.20-81,567,069.30-32,878,961.40

Finding the Fourth Proportional to 54,378,046.20, 81,567,069.30 and 32,878,961.40

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Solution

The fourth proportional to 54,378,046.20, 81,567,069.30 and 32,878,961.40 is: 49,318,442.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,378,046.20 : 81,567,069.30 = 32,878,961.40 : x
  2. Step 2: Convert to fraction form
    54,378,046.20/81,567,069.30 = 32,878,961.40/x
  3. Step 3: Cross multiply
    54,378,046.20x = 81,567,069.30 × 32,878,961.40
  4. Step 4: Simplify right side
    54,378,046.20x = 2,681,840,523,025,825
  5. Step 5: Solve for x
    x = 2,681,840,523,025,825/54,378,046.20
  6. Step 6: Final answer
    x = 49,318,442.10

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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.