Home / 36,245,028.70-54,367,543.05-20,120,715.10

Finding the Fourth Proportional to 36,245,028.70, 54,367,543.05 and 20,120,715.10

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Solution

The fourth proportional to 36,245,028.70, 54,367,543.05 and 20,120,715.10 is: 30,181,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245,028.70 : 54,367,543.05 = 20,120,715.10 : x
  2. Step 2: Convert to fraction form
    36,245,028.70/54,367,543.05 = 20,120,715.10/x
  3. Step 3: Cross multiply
    36,245,028.70x = 54,367,543.05 × 20,120,715.10
  4. Step 4: Simplify right side
    36,245,028.70x = 1,093,913,844,396,035.12
  5. Step 5: Solve for x
    x = 1,093,913,844,396,035.12/36,245,028.70
  6. Step 6: Final answer
    x = 30,181,072.65

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Similar ratio
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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.