Home / 13,520,713.92-20,266,899.11-4,995,612.96

Finding the Fourth Proportional to 13,520,713.92, 20,266,899.11 and 4,995,612.96

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Solution

The fourth proportional to 13,520,713.92, 20,266,899.11 and 4,995,612.96 is: 7,488,183.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,713.92 : 20,266,899.11 = 4,995,612.96 : x
  2. Step 2: Convert to fraction form
    13,520,713.92/20,266,899.11 = 4,995,612.96/x
  3. Step 3: Cross multiply
    13,520,713.92x = 20,266,899.11 × 4,995,612.96
  4. Step 4: Simplify right side
    13,520,713.92x = 101,245,583,770,683.08
  5. Step 5: Solve for x
    x = 101,245,583,770,683.08/13,520,713.92
  6. Step 6: Final answer
    x = 7,488,183.27

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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.