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Finding the Third Proportional to 12,302,928 and 18,354,600

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Solution

The third proportional to 12,302,928 and 18,354,600 is: 27,383,021.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,928 : 18,354,600 = 18,354,600 : x
  2. Step 2: Convert to fraction form
    12,302,928/18,354,600 = 18,354,600/x
  3. Step 3: Cross multiply
    12,302,928x = 18,354,600 × 18,354,600
  4. Step 4: Simplify right side
    12,302,928x = 336,891,341,160,000
  5. Step 5: Solve for x
    x = 336,891,341,160,000/12,302,928
  6. Step 6: Final answer
    x = 27,383,021.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.