Home / 6,609,948.20-9,928,919.10-6,372,002.60

Finding the Fourth Proportional to 6,609,948.20, 9,928,919.10 and 6,372,002.60

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Solution

The fourth proportional to 6,609,948.20, 9,928,919.10 and 6,372,002.60 is: 9,571,496.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,609,948.20 : 9,928,919.10 = 6,372,002.60 : x
  2. Step 2: Convert to fraction form
    6,609,948.20/9,928,919.10 = 6,372,002.60/x
  3. Step 3: Cross multiply
    6,609,948.20x = 9,928,919.10 × 6,372,002.60
  4. Step 4: Simplify right side
    6,609,948.20x = 63,267,098,320,389.66
  5. Step 5: Solve for x
    x = 63,267,098,320,389.66/6,609,948.20
  6. Step 6: Final answer
    x = 9,571,496.84

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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.