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Finding the Third Proportional to 7,940,520 and 17,180,092

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Solution

The third proportional to 7,940,520 and 17,180,092 is: 37,170,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,520 : 17,180,092 = 17,180,092 : x
  2. Step 2: Convert to fraction form
    7,940,520/17,180,092 = 17,180,092/x
  3. Step 3: Cross multiply
    7,940,520x = 17,180,092 × 17,180,092
  4. Step 4: Simplify right side
    7,940,520x = 295,155,561,128,464
  5. Step 5: Solve for x
    x = 295,155,561,128,464/7,940,520
  6. Step 6: Final answer
    x = 37,170,810.11

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.