Home / 12,098,311.20-18,147,466.80-11,174,522.40

Finding the Fourth Proportional to 12,098,311.20, 18,147,466.80 and 11,174,522.40

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Solution

The fourth proportional to 12,098,311.20, 18,147,466.80 and 11,174,522.40 is: 16,761,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,311.20 : 18,147,466.80 = 11,174,522.40 : x
  2. Step 2: Convert to fraction form
    12,098,311.20/18,147,466.80 = 11,174,522.40/x
  3. Step 3: Cross multiply
    12,098,311.20x = 18,147,466.80 × 11,174,522.40
  4. Step 4: Simplify right side
    12,098,311.20x = 202,789,274,259,856.34
  5. Step 5: Solve for x
    x = 202,789,274,259,856.34/12,098,311.20
  6. Step 6: Final answer
    x = 16,761,783.60

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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.