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Finding the Third Proportional to 11,800,716 and 18,225,144

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Solution

The third proportional to 11,800,716 and 18,225,144 is: 28,147,094.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800,716 : 18,225,144 = 18,225,144 : x
  2. Step 2: Convert to fraction form
    11,800,716/18,225,144 = 18,225,144/x
  3. Step 3: Cross multiply
    11,800,716x = 18,225,144 × 18,225,144
  4. Step 4: Simplify right side
    11,800,716x = 332,155,873,820,736
  5. Step 5: Solve for x
    x = 332,155,873,820,736/11,800,716
  6. Step 6: Final answer
    x = 28,147,094.96

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.