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Finding the Third Proportional to 17,169,723 and 36,386,478

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Solution

The third proportional to 17,169,723 and 36,386,478 is: 77,111,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,169,723 : 36,386,478 = 36,386,478 : x
  2. Step 2: Convert to fraction form
    17,169,723/36,386,478 = 36,386,478/x
  3. Step 3: Cross multiply
    17,169,723x = 36,386,478 × 36,386,478
  4. Step 4: Simplify right side
    17,169,723x = 1,323,975,781,244,484
  5. Step 5: Solve for x
    x = 1,323,975,781,244,484/17,169,723
  6. Step 6: Final answer
    x = 77,111,074.03

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.