Home / 10,613,230.20-15,919,845.30-7,253,998.20

Finding the Fourth Proportional to 10,613,230.20, 15,919,845.30 and 7,253,998.20

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Solution

The fourth proportional to 10,613,230.20, 15,919,845.30 and 7,253,998.20 is: 10,880,997.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613,230.20 : 15,919,845.30 = 7,253,998.20 : x
  2. Step 2: Convert to fraction form
    10,613,230.20/15,919,845.30 = 7,253,998.20/x
  3. Step 3: Cross multiply
    10,613,230.20x = 15,919,845.30 × 7,253,998.20
  4. Step 4: Simplify right side
    10,613,230.20x = 115,482,529,150,478.47
  5. Step 5: Solve for x
    x = 115,482,529,150,478.47/10,613,230.20
  6. Step 6: Final answer
    x = 10,880,997.30

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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.