Home / 12,073,977.30-16,660,574.87-8,162,244.86

Finding the Fourth Proportional to 12,073,977.30, 16,660,574.87 and 8,162,244.86

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Solution

The fourth proportional to 12,073,977.30, 16,660,574.87 and 8,162,244.86 is: 11,262,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,073,977.30 : 16,660,574.87 = 8,162,244.86 : x
  2. Step 2: Convert to fraction form
    12,073,977.30/16,660,574.87 = 8,162,244.86/x
  3. Step 3: Cross multiply
    12,073,977.30x = 16,660,574.87 × 8,162,244.86
  4. Step 4: Simplify right side
    12,073,977.30x = 135,987,691,473,188.58
  5. Step 5: Solve for x
    x = 135,987,691,473,188.58/12,073,977.30
  6. Step 6: Final answer
    x = 11,262,874.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.