Home / 4,930,105.80-7,395,158.70-4,489,206.60

Finding the Fourth Proportional to 4,930,105.80, 7,395,158.70 and 4,489,206.60

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Solution

The fourth proportional to 4,930,105.80, 7,395,158.70 and 4,489,206.60 is: 6,733,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,105.80 : 7,395,158.70 = 4,489,206.60 : x
  2. Step 2: Convert to fraction form
    4,930,105.80/7,395,158.70 = 4,489,206.60/x
  3. Step 3: Cross multiply
    4,930,105.80x = 7,395,158.70 × 4,489,206.60
  4. Step 4: Simplify right side
    4,930,105.80x = 33,198,395,244,087.42
  5. Step 5: Solve for x
    x = 33,198,395,244,087.42/4,930,105.80
  6. Step 6: Final answer
    x = 6,733,809.90

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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.