Home / 8,153,078.22-12,229,298.10-2,761,728.62

Finding the Fourth Proportional to 8,153,078.22, 12,229,298.10 and 2,761,728.62

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Solution

The fourth proportional to 8,153,078.22, 12,229,298.10 and 2,761,728.62 is: 4,142,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,153,078.22 : 12,229,298.10 = 2,761,728.62 : x
  2. Step 2: Convert to fraction form
    8,153,078.22/12,229,298.10 = 2,761,728.62/x
  3. Step 3: Cross multiply
    8,153,078.22x = 12,229,298.10 × 2,761,728.62
  4. Step 4: Simplify right side
    8,153,078.22x = 33,774,002,504,135.13
  5. Step 5: Solve for x
    x = 33,774,002,504,135.13/8,153,078.22
  6. Step 6: Final answer
    x = 4,142,484.79

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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.