Home / 21,377,279.20-32,062,808.40-6,229,631.20

Finding the Fourth Proportional to 21,377,279.20, 32,062,808.40 and 6,229,631.20

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Solution

The fourth proportional to 21,377,279.20, 32,062,808.40 and 6,229,631.20 is: 9,343,540.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,377,279.20 : 32,062,808.40 = 6,229,631.20 : x
  2. Step 2: Convert to fraction form
    21,377,279.20/32,062,808.40 = 6,229,631.20/x
  3. Step 3: Cross multiply
    21,377,279.20x = 32,062,808.40 × 6,229,631.20
  4. Step 4: Simplify right side
    21,377,279.20x = 199,739,471,568,262.06
  5. Step 5: Solve for x
    x = 199,739,471,568,262.06/21,377,279.20
  6. Step 6: Final answer
    x = 9,343,540.39

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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.