Home / 8,099,469.80-12,149,204.70-8,043,482.60

Finding the Fourth Proportional to 8,099,469.80, 12,149,204.70 and 8,043,482.60

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Solution

The fourth proportional to 8,099,469.80, 12,149,204.70 and 8,043,482.60 is: 12,065,223.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,469.80 : 12,149,204.70 = 8,043,482.60 : x
  2. Step 2: Convert to fraction form
    8,099,469.80/12,149,204.70 = 8,043,482.60/x
  3. Step 3: Cross multiply
    8,099,469.80x = 12,149,204.70 × 8,043,482.60
  4. Step 4: Simplify right side
    8,099,469.80x = 97,721,916,608,288.20
  5. Step 5: Solve for x
    x = 97,721,916,608,288.20/8,099,469.80
  6. Step 6: Final answer
    x = 12,065,223.90

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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.