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Finding the Third Proportional to 8,021,080 and 13,167,356

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Solution

The third proportional to 8,021,080 and 13,167,356 is: 21,615,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,021,080 : 13,167,356 = 13,167,356 : x
  2. Step 2: Convert to fraction form
    8,021,080/13,167,356 = 13,167,356/x
  3. Step 3: Cross multiply
    8,021,080x = 13,167,356 × 13,167,356
  4. Step 4: Simplify right side
    8,021,080x = 173,379,264,030,736
  5. Step 5: Solve for x
    x = 173,379,264,030,736/8,021,080
  6. Step 6: Final answer
    x = 21,615,451.29

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Why These Related Problems?

These problems maintain the same ratio (1.64) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.