Home / 13,465,337.82-20,200,640.85-4,945,738.38

Finding the Fourth Proportional to 13,465,337.82, 20,200,640.85 and 4,945,738.38

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Solution

The fourth proportional to 13,465,337.82, 20,200,640.85 and 4,945,738.38 is: 7,419,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465,337.82 : 20,200,640.85 = 4,945,738.38 : x
  2. Step 2: Convert to fraction form
    13,465,337.82/20,200,640.85 = 4,945,738.38/x
  3. Step 3: Cross multiply
    13,465,337.82x = 20,200,640.85 × 4,945,738.38
  4. Step 4: Simplify right side
    13,465,337.82x = 99,907,084,752,440.83
  5. Step 5: Solve for x
    x = 99,907,084,752,440.83/13,465,337.82
  6. Step 6: Final answer
    x = 7,419,575.07

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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.