Home / 5,305,039.16-7,949,436.80-3,569,480.54

Finding the Fourth Proportional to 5,305,039.16, 7,949,436.80 and 3,569,480.54

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Solution

The fourth proportional to 5,305,039.16, 7,949,436.80 and 3,569,480.54 is: 5,348,755.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,039.16 : 7,949,436.80 = 3,569,480.54 : x
  2. Step 2: Convert to fraction form
    5,305,039.16/7,949,436.80 = 3,569,480.54/x
  3. Step 3: Cross multiply
    5,305,039.16x = 7,949,436.80 × 3,569,480.54
  4. Step 4: Simplify right side
    5,305,039.16x = 28,375,359,961,559.87
  5. Step 5: Solve for x
    x = 28,375,359,961,559.87/5,305,039.16
  6. Step 6: Final answer
    x = 5,348,755.99

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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.