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Finding the Third Proportional to 7,716,192 and 11,361,108

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Solution

The third proportional to 7,716,192 and 11,361,108 is: 16,727,781.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,192 : 11,361,108 = 11,361,108 : x
  2. Step 2: Convert to fraction form
    7,716,192/11,361,108 = 11,361,108/x
  3. Step 3: Cross multiply
    7,716,192x = 11,361,108 × 11,361,108
  4. Step 4: Simplify right side
    7,716,192x = 129,074,774,987,664
  5. Step 5: Solve for x
    x = 129,074,774,987,664/7,716,192
  6. Step 6: Final answer
    x = 16,727,781.66

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.