Home / 42,241,020.08-63,388,185.26-17,979,908.04

Finding the Fourth Proportional to 42,241,020.08, 63,388,185.26 and 17,979,908.04

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Solution

The fourth proportional to 42,241,020.08, 63,388,185.26 and 17,979,908.04 is: 26,981,207.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,241,020.08 : 63,388,185.26 = 17,979,908.04 : x
  2. Step 2: Convert to fraction form
    42,241,020.08/63,388,185.26 = 17,979,908.04/x
  3. Step 3: Cross multiply
    42,241,020.08x = 63,388,185.26 × 17,979,908.04
  4. Step 4: Simplify right side
    42,241,020.08x = 1,139,713,741,707,384
  5. Step 5: Solve for x
    x = 1,139,713,741,707,384/42,241,020.08
  6. Step 6: Final answer
    x = 26,981,207.83

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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.