Home / 54,082,862.16-81,067,606.14-19,982,458.32

Finding the Fourth Proportional to 54,082,862.16, 81,067,606.14 and 19,982,458.32

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Solution

The fourth proportional to 54,082,862.16, 81,067,606.14 and 19,982,458.32 is: 29,952,742.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,082,862.16 : 81,067,606.14 = 19,982,458.32 : x
  2. Step 2: Convert to fraction form
    54,082,862.16/81,067,606.14 = 19,982,458.32/x
  3. Step 3: Cross multiply
    54,082,862.16x = 81,067,606.14 × 19,982,458.32
  4. Step 4: Simplify right side
    54,082,862.16x = 1,619,930,060,794,726
  5. Step 5: Solve for x
    x = 1,619,930,060,794,726/54,082,862.16
  6. Step 6: Final answer
    x = 29,952,742.81

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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.