Home / 54,377,557.20-81,566,335.80-32,878,472.40

Finding the Fourth Proportional to 54,377,557.20, 81,566,335.80 and 32,878,472.40

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Solution

The fourth proportional to 54,377,557.20, 81,566,335.80 and 32,878,472.40 is: 49,317,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377,557.20 : 81,566,335.80 = 32,878,472.40 : x
  2. Step 2: Convert to fraction form
    54,377,557.20/81,566,335.80 = 32,878,472.40/x
  3. Step 3: Cross multiply
    54,377,557.20x = 81,566,335.80 × 32,878,472.40
  4. Step 4: Simplify right side
    54,377,557.20x = 2,681,776,520,369,431.50
  5. Step 5: Solve for x
    x = 2,681,776,520,369,431.50/54,377,557.20
  6. Step 6: Final answer
    x = 49,317,708.60

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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.