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Finding the Third Proportional to 5,260,540 and 11,320,056

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Solution

The third proportional to 5,260,540 and 11,320,056 is: 24,359,413.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260,540 : 11,320,056 = 11,320,056 : x
  2. Step 2: Convert to fraction form
    5,260,540/11,320,056 = 11,320,056/x
  3. Step 3: Cross multiply
    5,260,540x = 11,320,056 × 11,320,056
  4. Step 4: Simplify right side
    5,260,540x = 128,143,667,843,136
  5. Step 5: Solve for x
    x = 128,143,667,843,136/5,260,540
  6. Step 6: Final answer
    x = 24,359,413.26

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.