Home / 15,034,053.38-20,747,007.23-8,158,535.51

Finding the Fourth Proportional to 15,034,053.38, 20,747,007.23 and 8,158,535.51

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Solution

The fourth proportional to 15,034,053.38, 20,747,007.23 and 8,158,535.51 is: 11,258,786.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,053.38 : 20,747,007.23 = 8,158,535.51 : x
  2. Step 2: Convert to fraction form
    15,034,053.38/20,747,007.23 = 8,158,535.51/x
  3. Step 3: Cross multiply
    15,034,053.38x = 20,747,007.23 × 8,158,535.51
  4. Step 4: Simplify right side
    15,034,053.38x = 169,265,195,067,654.03
  5. Step 5: Solve for x
    x = 169,265,195,067,654.03/15,034,053.38
  6. Step 6: Final answer
    x = 11,258,786.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.