Home / 10,640,148.38-15,962,466.88-3,451,123.94

Finding the Fourth Proportional to 10,640,148.38, 15,962,466.88 and 3,451,123.94

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Solution

The fourth proportional to 10,640,148.38, 15,962,466.88 and 3,451,123.94 is: 5,177,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,640,148.38 : 15,962,466.88 = 3,451,123.94 : x
  2. Step 2: Convert to fraction form
    10,640,148.38/15,962,466.88 = 3,451,123.94/x
  3. Step 3: Cross multiply
    10,640,148.38x = 15,962,466.88 × 3,451,123.94
  4. Step 4: Simplify right side
    10,640,148.38x = 55,088,451,591,025.11
  5. Step 5: Solve for x
    x = 55,088,451,591,025.11/10,640,148.38
  6. Step 6: Final answer
    x = 5,177,413.85

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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.