Home / 8,279,266.89-12,418,026.87-2,214,610.65

Finding the Fourth Proportional to 8,279,266.89, 12,418,026.87 and 2,214,610.65

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Solution

The fourth proportional to 8,279,266.89, 12,418,026.87 and 2,214,610.65 is: 3,321,682.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,266.89 : 12,418,026.87 = 2,214,610.65 : x
  2. Step 2: Convert to fraction form
    8,279,266.89/12,418,026.87 = 2,214,610.65/x
  3. Step 3: Cross multiply
    8,279,266.89x = 12,418,026.87 × 2,214,610.65
  4. Step 4: Simplify right side
    8,279,266.89x = 27,501,094,558,288.16
  5. Step 5: Solve for x
    x = 27,501,094,558,288.16/8,279,266.89
  6. Step 6: Final answer
    x = 3,321,682.33

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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.