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Finding the Third Proportional to 8,546,868 and 18,714,684

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Solution

The third proportional to 8,546,868 and 18,714,684 is: 40,978,683.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,546,868 : 18,714,684 = 18,714,684 : x
  2. Step 2: Convert to fraction form
    8,546,868/18,714,684 = 18,714,684/x
  3. Step 3: Cross multiply
    8,546,868x = 18,714,684 × 18,714,684
  4. Step 4: Simplify right side
    8,546,868x = 350,239,397,219,856
  5. Step 5: Solve for x
    x = 350,239,397,219,856/8,546,868
  6. Step 6: Final answer
    x = 40,978,683.33

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.