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Finding the Third Proportional to 7,372,656 and 11,540,538

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Solution

The third proportional to 7,372,656 and 11,540,538 is: 18,064,591.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,372,656 : 11,540,538 = 11,540,538 : x
  2. Step 2: Convert to fraction form
    7,372,656/11,540,538 = 11,540,538/x
  3. Step 3: Cross multiply
    7,372,656x = 11,540,538 × 11,540,538
  4. Step 4: Simplify right side
    7,372,656x = 133,184,017,329,444
  5. Step 5: Solve for x
    x = 133,184,017,329,444/7,372,656
  6. Step 6: Final answer
    x = 18,064,591.29

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.