Home / 27,861,498.46-38,446,758.57-15,635,993.50

Finding the Fourth Proportional to 27,861,498.46, 38,446,758.57 and 15,635,993.50

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Solution

The fourth proportional to 27,861,498.46, 38,446,758.57 and 15,635,993.50 is: 21,576,487.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,861,498.46 : 38,446,758.57 = 15,635,993.50 : x
  2. Step 2: Convert to fraction form
    27,861,498.46/38,446,758.57 = 15,635,993.50/x
  3. Step 3: Cross multiply
    27,861,498.46x = 38,446,758.57 × 15,635,993.50
  4. Step 4: Simplify right side
    27,861,498.46x = 601,153,267,096,589.25
  5. Step 5: Solve for x
    x = 601,153,267,096,589.25/27,861,498.46
  6. Step 6: Final answer
    x = 21,576,487.28

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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.