Home / 6,605,136.20-9,907,704.30-6,126,839.30

Finding the Fourth Proportional to 6,605,136.20, 9,907,704.30 and 6,126,839.30

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Solution

The fourth proportional to 6,605,136.20, 9,907,704.30 and 6,126,839.30 is: 9,190,258.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,136.20 : 9,907,704.30 = 6,126,839.30 : x
  2. Step 2: Convert to fraction form
    6,605,136.20/9,907,704.30 = 6,126,839.30/x
  3. Step 3: Cross multiply
    6,605,136.20x = 9,907,704.30 × 6,126,839.30
  4. Step 4: Simplify right side
    6,605,136.20x = 60,702,912,078,018.99
  5. Step 5: Solve for x
    x = 60,702,912,078,018.99/6,605,136.20
  6. Step 6: Final answer
    x = 9,190,258.95

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Double scale
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Similar ratio
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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.