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Finding the Third Proportional to 8,082,073.69 and 12,207,082.22

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Solution

The third proportional to 8,082,073.69 and 12,207,082.22 is: 18,437,453.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,082,073.69 : 12,207,082.22 = 12,207,082.22 : x
  2. Step 2: Convert to fraction form
    8,082,073.69/12,207,082.22 = 12,207,082.22/x
  3. Step 3: Cross multiply
    8,082,073.69x = 12,207,082.22 × 12,207,082.22
  4. Step 4: Simplify right side
    8,082,073.69x = 149,012,856,295,322.44
  5. Step 5: Solve for x
    x = 149,012,856,295,322.44/8,082,073.69
  6. Step 6: Final answer
    x = 18,437,453.31

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.