Home / 7,388,360.20-11,082,540.30-7,073,432.20

Finding the Fourth Proportional to 7,388,360.20, 11,082,540.30 and 7,073,432.20

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Solution

The fourth proportional to 7,388,360.20, 11,082,540.30 and 7,073,432.20 is: 10,610,148.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,360.20 : 11,082,540.30 = 7,073,432.20 : x
  2. Step 2: Convert to fraction form
    7,388,360.20/11,082,540.30 = 7,073,432.20/x
  3. Step 3: Cross multiply
    7,388,360.20x = 11,082,540.30 × 7,073,432.20
  4. Step 4: Simplify right side
    7,388,360.20x = 78,391,597,415,817.67
  5. Step 5: Solve for x
    x = 78,391,597,415,817.67/7,388,360.20
  6. Step 6: Final answer
    x = 10,610,148.30

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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.