Home / 54,091,621.08-81,164,069.27-25,332,789.78

Finding the Fourth Proportional to 54,091,621.08, 81,164,069.27 and 25,332,789.78

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Solution

The fourth proportional to 54,091,621.08, 81,164,069.27 and 25,332,789.78 is: 38,011,659.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,091,621.08 : 81,164,069.27 = 25,332,789.78 : x
  2. Step 2: Convert to fraction form
    54,091,621.08/81,164,069.27 = 25,332,789.78/x
  3. Step 3: Cross multiply
    54,091,621.08x = 81,164,069.27 × 25,332,789.78
  4. Step 4: Simplify right side
    54,091,621.08x = 2,056,112,304,379,604.25
  5. Step 5: Solve for x
    x = 2,056,112,304,379,604.25/54,091,621.08
  6. Step 6: Final answer
    x = 38,011,659.91

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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.