Home / 6,342,999-8,753,343.18-3,442,389.12

Finding the Fourth Proportional to 6,342,999, 8,753,343.18 and 3,442,389.12

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Solution

The fourth proportional to 6,342,999, 8,753,343.18 and 3,442,389.12 is: 4,750,499.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342,999 : 8,753,343.18 = 3,442,389.12 : x
  2. Step 2: Convert to fraction form
    6,342,999/8,753,343.18 = 3,442,389.12/x
  3. Step 3: Cross multiply
    6,342,999x = 8,753,343.18 × 3,442,389.12
  4. Step 4: Simplify right side
    6,342,999x = 30,132,413,326,458.20
  5. Step 5: Solve for x
    x = 30,132,413,326,458.20/6,342,999
  6. Step 6: Final answer
    x = 4,750,499.46

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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.