Home / 27,887,799.27-38,486,097.58-15,498,414.88

Finding the Fourth Proportional to 27,887,799.27, 38,486,097.58 and 15,498,414.88

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Solution

The fourth proportional to 27,887,799.27, 38,486,097.58 and 15,498,414.88 is: 21,388,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,799.27 : 38,486,097.58 = 15,498,414.88 : x
  2. Step 2: Convert to fraction form
    27,887,799.27/38,486,097.58 = 15,498,414.88/x
  3. Step 3: Cross multiply
    27,887,799.27x = 38,486,097.58 × 15,498,414.88
  4. Step 4: Simplify right side
    27,887,799.27x = 596,473,507,407,004
  5. Step 5: Solve for x
    x = 596,473,507,407,004/27,887,799.27
  6. Step 6: Final answer
    x = 21,388,331.92

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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.