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Finding the Third Proportional to 11,800,700 and 18,225,122

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Solution

The third proportional to 11,800,700 and 18,225,122 is: 28,147,065.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,800,700 : 18,225,122 = 18,225,122 : x
  2. Step 2: Convert to fraction form
    11,800,700/18,225,122 = 18,225,122/x
  3. Step 3: Cross multiply
    11,800,700x = 18,225,122 × 18,225,122
  4. Step 4: Simplify right side
    11,800,700x = 332,155,071,914,884
  5. Step 5: Solve for x
    x = 332,155,071,914,884/11,800,700
  6. Step 6: Final answer
    x = 28,147,065.17

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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.