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Finding the Third Proportional to 7,910,667 and 11,887,056

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Solution

The third proportional to 7,910,667 and 11,887,056 is: 17,862,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,910,667 : 11,887,056 = 11,887,056 : x
  2. Step 2: Convert to fraction form
    7,910,667/11,887,056 = 11,887,056/x
  3. Step 3: Cross multiply
    7,910,667x = 11,887,056 × 11,887,056
  4. Step 4: Simplify right side
    7,910,667x = 141,302,100,347,136
  5. Step 5: Solve for x
    x = 141,302,100,347,136/7,910,667
  6. Step 6: Final answer
    x = 17,862,223.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.