Home / 7,491,443.80-11,237,165.70-6,693,626.20

Finding the Fourth Proportional to 7,491,443.80, 11,237,165.70 and 6,693,626.20

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Solution

The fourth proportional to 7,491,443.80, 11,237,165.70 and 6,693,626.20 is: 10,040,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,491,443.80 : 11,237,165.70 = 6,693,626.20 : x
  2. Step 2: Convert to fraction form
    7,491,443.80/11,237,165.70 = 6,693,626.20/x
  3. Step 3: Cross multiply
    7,491,443.80x = 11,237,165.70 × 6,693,626.20
  4. Step 4: Simplify right side
    7,491,443.80x = 75,217,386,743,261.34
  5. Step 5: Solve for x
    x = 75,217,386,743,261.34/7,491,443.80
  6. Step 6: Final answer
    x = 10,040,439.30

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Double scale
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Similar ratio
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1.5x scale

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.