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Finding the Third Proportional to 17,615,988 and 38,696,184

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Solution

The third proportional to 17,615,988 and 38,696,184 is: 85,002,025.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615,988 : 38,696,184 = 38,696,184 : x
  2. Step 2: Convert to fraction form
    17,615,988/38,696,184 = 38,696,184/x
  3. Step 3: Cross multiply
    17,615,988x = 38,696,184 × 38,696,184
  4. Step 4: Simplify right side
    17,615,988x = 1,497,394,656,161,856
  5. Step 5: Solve for x
    x = 1,497,394,656,161,856/17,615,988
  6. Step 6: Final answer
    x = 85,002,025.21

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.