Home / 8,244,659.40-12,366,989.10-6,198,611.55

Finding the Fourth Proportional to 8,244,659.40, 12,366,989.10 and 6,198,611.55

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Solution

The fourth proportional to 8,244,659.40, 12,366,989.10 and 6,198,611.55 is: 9,297,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,244,659.40 : 12,366,989.10 = 6,198,611.55 : x
  2. Step 2: Convert to fraction form
    8,244,659.40/12,366,989.10 = 6,198,611.55/x
  3. Step 3: Cross multiply
    8,244,659.40x = 12,366,989.10 × 6,198,611.55
  4. Step 4: Simplify right side
    8,244,659.40x = 76,658,161,473,984.09
  5. Step 5: Solve for x
    x = 76,658,161,473,984.09/8,244,659.40
  6. Step 6: Final answer
    x = 9,297,917.33

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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.