Home / 19,982,861.16-27,577,016.10-12,246,408.60

Finding the Fourth Proportional to 19,982,861.16, 27,577,016.10 and 12,246,408.60

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Solution

The fourth proportional to 19,982,861.16, 27,577,016.10 and 12,246,408.60 is: 16,900,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,982,861.16 : 27,577,016.10 = 12,246,408.60 : x
  2. Step 2: Convert to fraction form
    19,982,861.16/27,577,016.10 = 12,246,408.60/x
  3. Step 3: Cross multiply
    19,982,861.16x = 27,577,016.10 × 12,246,408.60
  4. Step 4: Simplify right side
    19,982,861.16x = 337,719,407,129,378.44
  5. Step 5: Solve for x
    x = 337,719,407,129,378.44/19,982,861.16
  6. Step 6: Final answer
    x = 16,900,453.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.