Home / 13,520,714.17-20,266,899.49-4,995,613.21

Finding the Fourth Proportional to 13,520,714.17, 20,266,899.49 and 4,995,613.21

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Solution

The fourth proportional to 13,520,714.17, 20,266,899.49 and 4,995,613.21 is: 7,488,183.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520,714.17 : 20,266,899.49 = 4,995,613.21 : x
  2. Step 2: Convert to fraction form
    13,520,714.17/20,266,899.49 = 4,995,613.21/x
  3. Step 3: Cross multiply
    13,520,714.17x = 20,266,899.49 × 4,995,613.21
  4. Step 4: Simplify right side
    13,520,714.17x = 101,245,590,817,986.25
  5. Step 5: Solve for x
    x = 101,245,590,817,986.25/13,520,714.17
  6. Step 6: Final answer
    x = 7,488,183.65

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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.