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Finding the Third Proportional to 8,190,327 and 17,821,159

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Solution

The third proportional to 8,190,327 and 17,821,159 is: 38,776,682.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,190,327 : 17,821,159 = 17,821,159 : x
  2. Step 2: Convert to fraction form
    8,190,327/17,821,159 = 17,821,159/x
  3. Step 3: Cross multiply
    8,190,327x = 17,821,159 × 17,821,159
  4. Step 4: Simplify right side
    8,190,327x = 317,593,708,103,281
  5. Step 5: Solve for x
    x = 317,593,708,103,281/8,190,327
  6. Step 6: Final answer
    x = 38,776,682.31

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.