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Finding the Third Proportional to 8,682,036 and 18,858,684

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Solution

The third proportional to 8,682,036 and 18,858,684 is: 40,963,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682,036 : 18,858,684 = 18,858,684 : x
  2. Step 2: Convert to fraction form
    8,682,036/18,858,684 = 18,858,684/x
  3. Step 3: Cross multiply
    8,682,036x = 18,858,684 × 18,858,684
  4. Step 4: Simplify right side
    8,682,036x = 355,649,962,211,856
  5. Step 5: Solve for x
    x = 355,649,962,211,856/8,682,036
  6. Step 6: Final answer
    x = 40,963,889.37

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.