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Finding the Third Proportional to 14,467,640 and 20,227,912

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Solution

The third proportional to 14,467,640 and 20,227,912 is: 28,281,628.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,467,640 : 20,227,912 = 20,227,912 : x
  2. Step 2: Convert to fraction form
    14,467,640/20,227,912 = 20,227,912/x
  3. Step 3: Cross multiply
    14,467,640x = 20,227,912 × 20,227,912
  4. Step 4: Simplify right side
    14,467,640x = 409,168,423,879,744
  5. Step 5: Solve for x
    x = 409,168,423,879,744/14,467,640
  6. Step 6: Final answer
    x = 28,281,628.79

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.