Home / 27,305,545.32-37,680,933.06-15,082,139.88

Finding the Fourth Proportional to 27,305,545.32, 37,680,933.06 and 15,082,139.88

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Solution

The fourth proportional to 27,305,545.32, 37,680,933.06 and 15,082,139.88 is: 20,812,955.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,305,545.32 : 37,680,933.06 = 15,082,139.88 : x
  2. Step 2: Convert to fraction form
    27,305,545.32/37,680,933.06 = 15,082,139.88/x
  3. Step 3: Cross multiply
    27,305,545.32x = 37,680,933.06 × 15,082,139.88
  4. Step 4: Simplify right side
    27,305,545.32x = 568,309,103,219,836.50
  5. Step 5: Solve for x
    x = 568,309,103,219,836.50/27,305,545.32
  6. Step 6: Final answer
    x = 20,812,955.63

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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.