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Finding the Third Proportional to 7,255,728 and 10,488,696

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Solution

The third proportional to 7,255,728 and 10,488,696 is: 15,162,192.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255,728 : 10,488,696 = 10,488,696 : x
  2. Step 2: Convert to fraction form
    7,255,728/10,488,696 = 10,488,696/x
  3. Step 3: Cross multiply
    7,255,728x = 10,488,696 × 10,488,696
  4. Step 4: Simplify right side
    7,255,728x = 110,012,743,780,416
  5. Step 5: Solve for x
    x = 110,012,743,780,416/7,255,728
  6. Step 6: Final answer
    x = 15,162,192.38

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.