Home / 13,253,169.29-19,879,781.27-3,668,576.18

Finding the Fourth Proportional to 13,253,169.29, 19,879,781.27 and 3,668,576.18

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Solution

The fourth proportional to 13,253,169.29, 19,879,781.27 and 3,668,576.18 is: 5,502,871.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,253,169.29 : 19,879,781.27 = 3,668,576.18 : x
  2. Step 2: Convert to fraction form
    13,253,169.29/19,879,781.27 = 3,668,576.18/x
  3. Step 3: Cross multiply
    13,253,169.29x = 19,879,781.27 × 3,668,576.18
  4. Step 4: Simplify right side
    13,253,169.29x = 72,930,491,912,990.36
  5. Step 5: Solve for x
    x = 72,930,491,912,990.36/13,253,169.29
  6. Step 6: Final answer
    x = 5,502,871.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.