Home / 8,555,998.60-12,833,997.90-6,876,382.60

Finding the Fourth Proportional to 8,555,998.60, 12,833,997.90 and 6,876,382.60

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Solution

The fourth proportional to 8,555,998.60, 12,833,997.90 and 6,876,382.60 is: 10,314,573.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555,998.60 : 12,833,997.90 = 6,876,382.60 : x
  2. Step 2: Convert to fraction form
    8,555,998.60/12,833,997.90 = 6,876,382.60/x
  3. Step 3: Cross multiply
    8,555,998.60x = 12,833,997.90 × 6,876,382.60
  4. Step 4: Simplify right side
    8,555,998.60x = 88,251,479,847,996.53
  5. Step 5: Solve for x
    x = 88,251,479,847,996.53/8,555,998.60
  6. Step 6: Final answer
    x = 10,314,573.90

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Double scale
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Similar ratio
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1.5x scale

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.