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Finding the Third Proportional to 5,129,040 and 11,109,216

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Solution

The third proportional to 5,129,040 and 11,109,216 is: 24,061,945.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,129,040 : 11,109,216 = 11,109,216 : x
  2. Step 2: Convert to fraction form
    5,129,040/11,109,216 = 11,109,216/x
  3. Step 3: Cross multiply
    5,129,040x = 11,109,216 × 11,109,216
  4. Step 4: Simplify right side
    5,129,040x = 123,414,680,134,656
  5. Step 5: Solve for x
    x = 123,414,680,134,656/5,129,040
  6. Step 6: Final answer
    x = 24,061,945.34

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.