Home / 8,279,267.89-12,418,028.37-2,214,611.65

Finding the Fourth Proportional to 8,279,267.89, 12,418,028.37 and 2,214,611.65

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Solution

The fourth proportional to 8,279,267.89, 12,418,028.37 and 2,214,611.65 is: 3,321,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,279,267.89 : 12,418,028.37 = 2,214,611.65 : x
  2. Step 2: Convert to fraction form
    8,279,267.89/12,418,028.37 = 2,214,611.65/x
  3. Step 3: Cross multiply
    8,279,267.89x = 12,418,028.37 × 2,214,611.65
  4. Step 4: Simplify right side
    8,279,267.89x = 27,501,110,298,232.51
  5. Step 5: Solve for x
    x = 27,501,110,298,232.51/8,279,267.89
  6. Step 6: Final answer
    x = 3,321,683.83

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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.