Home / 54,082,849.68-81,067,587.46-19,982,445.84

Finding the Fourth Proportional to 54,082,849.68, 81,067,587.46 and 19,982,445.84

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Solution

The fourth proportional to 54,082,849.68, 81,067,587.46 and 19,982,445.84 is: 29,952,724.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082,849.68 : 81,067,587.46 = 19,982,445.84 : x
  2. Step 2: Convert to fraction form
    54,082,849.68/81,067,587.46 = 19,982,445.84/x
  3. Step 3: Cross multiply
    54,082,849.68x = 81,067,587.46 × 19,982,445.84
  4. Step 4: Simplify right side
    54,082,849.68x = 1,619,928,675,798,913
  5. Step 5: Solve for x
    x = 1,619,928,675,798,913/54,082,849.68
  6. Step 6: Final answer
    x = 29,952,724.11

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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.