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Finding the Third Proportional to 8,176,416 and 17,200,320

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Solution

The third proportional to 8,176,416 and 17,200,320 is: 36,183,458.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176,416 : 17,200,320 = 17,200,320 : x
  2. Step 2: Convert to fraction form
    8,176,416/17,200,320 = 17,200,320/x
  3. Step 3: Cross multiply
    8,176,416x = 17,200,320 × 17,200,320
  4. Step 4: Simplify right side
    8,176,416x = 295,851,008,102,400
  5. Step 5: Solve for x
    x = 295,851,008,102,400/8,176,416
  6. Step 6: Final answer
    x = 36,183,458.39

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.