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Finding the Third Proportional to 5,330,719 and 8,188,569

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Solution

The third proportional to 5,330,719 and 8,188,569 is: 12,578,540.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330,719 : 8,188,569 = 8,188,569 : x
  2. Step 2: Convert to fraction form
    5,330,719/8,188,569 = 8,188,569/x
  3. Step 3: Cross multiply
    5,330,719x = 8,188,569 × 8,188,569
  4. Step 4: Simplify right side
    5,330,719x = 67,052,662,267,761
  5. Step 5: Solve for x
    x = 67,052,662,267,761/5,330,719
  6. Step 6: Final answer
    x = 12,578,540.02

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.