Home / 6,325,115.46-8,728,553.49-3,424,482.78

Finding the Fourth Proportional to 6,325,115.46, 8,728,553.49 and 3,424,482.78

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Solution

The fourth proportional to 6,325,115.46, 8,728,553.49 and 3,424,482.78 is: 4,725,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,325,115.46 : 8,728,553.49 = 3,424,482.78 : x
  2. Step 2: Convert to fraction form
    6,325,115.46/8,728,553.49 = 3,424,482.78/x
  3. Step 3: Cross multiply
    6,325,115.46x = 8,728,553.49 × 3,424,482.78
  4. Step 4: Simplify right side
    6,325,115.46x = 29,890,781,120,813.90
  5. Step 5: Solve for x
    x = 29,890,781,120,813.90/6,325,115.46
  6. Step 6: Final answer
    x = 4,725,728.93

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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.