Home / 6,121,404.30-9,171,608.85-2,919,636.30

Finding the Fourth Proportional to 6,121,404.30, 9,171,608.85 and 2,919,636.30

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Solution

The fourth proportional to 6,121,404.30, 9,171,608.85 and 2,919,636.30 is: 4,374,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121,404.30 : 9,171,608.85 = 2,919,636.30 : x
  2. Step 2: Convert to fraction form
    6,121,404.30/9,171,608.85 = 2,919,636.30/x
  3. Step 3: Cross multiply
    6,121,404.30x = 9,171,608.85 × 2,919,636.30
  4. Step 4: Simplify right side
    6,121,404.30x = 26,777,762,127,861.25
  5. Step 5: Solve for x
    x = 26,777,762,127,861.25/6,121,404.30
  6. Step 6: Final answer
    x = 4,374,447.56

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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.