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Finding the Third Proportional to 5,147,472 and 11,310,144

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Solution

The third proportional to 5,147,472 and 11,310,144 is: 24,850,908.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,472 : 11,310,144 = 11,310,144 : x
  2. Step 2: Convert to fraction form
    5,147,472/11,310,144 = 11,310,144/x
  3. Step 3: Cross multiply
    5,147,472x = 11,310,144 × 11,310,144
  4. Step 4: Simplify right side
    5,147,472x = 127,919,357,300,736
  5. Step 5: Solve for x
    x = 127,919,357,300,736/5,147,472
  6. Step 6: Final answer
    x = 24,850,908.82

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.