Home / 6,770,229.31-9,342,916.38-3,869,682.49

Finding the Fourth Proportional to 6,770,229.31, 9,342,916.38 and 3,869,682.49

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Solution

The fourth proportional to 6,770,229.31, 9,342,916.38 and 3,869,682.49 is: 5,340,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,770,229.31 : 9,342,916.38 = 3,869,682.49 : x
  2. Step 2: Convert to fraction form
    6,770,229.31/9,342,916.38 = 3,869,682.49/x
  3. Step 3: Cross multiply
    6,770,229.31x = 9,342,916.38 × 3,869,682.49
  4. Step 4: Simplify right side
    6,770,229.31x = 36,154,119,921,220.20
  5. Step 5: Solve for x
    x = 36,154,119,921,220.20/6,770,229.31
  6. Step 6: Final answer
    x = 5,340,161.80

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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.