Home / 27,866,438.16-38,456,160.04-15,308,022.28

Finding the Fourth Proportional to 27,866,438.16, 38,456,160.04 and 15,308,022.28

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Solution

The fourth proportional to 27,866,438.16, 38,456,160.04 and 15,308,022.28 is: 21,125,331.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866,438.16 : 38,456,160.04 = 15,308,022.28 : x
  2. Step 2: Convert to fraction form
    27,866,438.16/38,456,160.04 = 15,308,022.28/x
  3. Step 3: Cross multiply
    27,866,438.16x = 38,456,160.04 × 15,308,022.28
  4. Step 4: Simplify right side
    27,866,438.16x = 588,687,754,695,565.62
  5. Step 5: Solve for x
    x = 588,687,754,695,565.62/27,866,438.16
  6. Step 6: Final answer
    x = 21,125,331.89

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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.