Home / 36,719,152.78-50,672,150.58-20,198,921.62

Finding the Fourth Proportional to 36,719,152.78, 50,672,150.58 and 20,198,921.62

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Solution

The fourth proportional to 36,719,152.78, 50,672,150.58 and 20,198,921.62 is: 27,874,357.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719,152.78 : 50,672,150.58 = 20,198,921.62 : x
  2. Step 2: Convert to fraction form
    36,719,152.78/50,672,150.58 = 20,198,921.62/x
  3. Step 3: Cross multiply
    36,719,152.78x = 50,672,150.58 × 20,198,921.62
  4. Step 4: Simplify right side
    36,719,152.78x = 1,023,522,797,882,257.50
  5. Step 5: Solve for x
    x = 1,023,522,797,882,257.50/36,719,152.78
  6. Step 6: Final answer
    x = 27,874,357.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.