Home / 6,641,147.20-9,961,720.80-3,274,916.80

Finding the Fourth Proportional to 6,641,147.20, 9,961,720.80 and 3,274,916.80

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Solution

The fourth proportional to 6,641,147.20, 9,961,720.80 and 3,274,916.80 is: 4,912,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,147.20 : 9,961,720.80 = 3,274,916.80 : x
  2. Step 2: Convert to fraction form
    6,641,147.20/9,961,720.80 = 3,274,916.80/x
  3. Step 3: Cross multiply
    6,641,147.20x = 9,961,720.80 × 3,274,916.80
  4. Step 4: Simplify right side
    6,641,147.20x = 32,623,806,804,829.44
  5. Step 5: Solve for x
    x = 32,623,806,804,829.44/6,641,147.20
  6. Step 6: Final answer
    x = 4,912,375.20

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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.