Home / 8,279,301.12-12,418,078.05-2,214,644.82

Finding the Fourth Proportional to 8,279,301.12, 12,418,078.05 and 2,214,644.82

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Solution

The fourth proportional to 8,279,301.12, 12,418,078.05 and 2,214,644.82 is: 3,321,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,301.12 : 12,418,078.05 = 2,214,644.82 : x
  2. Step 2: Convert to fraction form
    8,279,301.12/12,418,078.05 = 2,214,644.82/x
  3. Step 3: Cross multiply
    8,279,301.12x = 12,418,078.05 × 2,214,644.82
  4. Step 4: Simplify right side
    8,279,301.12x = 27,501,632,227,788.20
  5. Step 5: Solve for x
    x = 27,501,632,227,788.20/8,279,301.12
  6. Step 6: Final answer
    x = 3,321,733.54

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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.