Home / 27,305,544.82-37,680,932.37-15,082,139.38

Finding the Fourth Proportional to 27,305,544.82, 37,680,932.37 and 15,082,139.38

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Solution

The fourth proportional to 27,305,544.82, 37,680,932.37 and 15,082,139.38 is: 20,812,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305,544.82 : 37,680,932.37 = 15,082,139.38 : x
  2. Step 2: Convert to fraction form
    27,305,544.82/37,680,932.37 = 15,082,139.38/x
  3. Step 3: Cross multiply
    27,305,544.82x = 37,680,932.37 × 15,082,139.38
  4. Step 4: Simplify right side
    27,305,544.82x = 568,309,073,972,693.75
  5. Step 5: Solve for x
    x = 568,309,073,972,693.75/27,305,544.82
  6. Step 6: Final answer
    x = 20,812,954.94

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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.