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Finding the Third Proportional to 6,398,862.75 and 9,054,195

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Solution

The third proportional to 6,398,862.75 and 9,054,195 is: 12,811,408.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398,862.75 : 9,054,195 = 9,054,195 : x
  2. Step 2: Convert to fraction form
    6,398,862.75/9,054,195 = 9,054,195/x
  3. Step 3: Cross multiply
    6,398,862.75x = 9,054,195 × 9,054,195
  4. Step 4: Simplify right side
    6,398,862.75x = 81,978,447,098,025
  5. Step 5: Solve for x
    x = 81,978,447,098,025/6,398,862.75
  6. Step 6: Final answer
    x = 12,811,408.89

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.