Home / 54,221,057.80-81,394,572.30-32,679,982.60

Finding the Fourth Proportional to 54,221,057.80, 81,394,572.30 and 32,679,982.60

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Solution

The fourth proportional to 54,221,057.80, 81,394,572.30 and 32,679,982.60 is: 49,057,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,221,057.80 : 81,394,572.30 = 32,679,982.60 : x
  2. Step 2: Convert to fraction form
    54,221,057.80/81,394,572.30 = 32,679,982.60/x
  3. Step 3: Cross multiply
    54,221,057.80x = 81,394,572.30 × 32,679,982.60
  4. Step 4: Simplify right side
    54,221,057.80x = 2,659,973,206,498,442
  5. Step 5: Solve for x
    x = 2,659,973,206,498,442/54,221,057.80
  6. Step 6: Final answer
    x = 49,057,936.43

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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.