Home / 36,529,535.54-50,410,141.21-20,231,661.62

Finding the Fourth Proportional to 36,529,535.54, 50,410,141.21 and 20,231,661.62

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Solution

The fourth proportional to 36,529,535.54, 50,410,141.21 and 20,231,661.62 is: 27,919,350.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,529,535.54 : 50,410,141.21 = 20,231,661.62 : x
  2. Step 2: Convert to fraction form
    36,529,535.54/50,410,141.21 = 20,231,661.62/x
  3. Step 3: Cross multiply
    36,529,535.54x = 50,410,141.21 × 20,231,661.62
  4. Step 4: Simplify right side
    36,529,535.54x = 1,019,880,919,177,137.38
  5. Step 5: Solve for x
    x = 1,019,880,919,177,137.38/36,529,535.54
  6. Step 6: Final answer
    x = 27,919,350.85

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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.