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Finding the Third Proportional to 8,148,890 and 17,269,168

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Solution

The third proportional to 8,148,890 and 17,269,168 is: 36,596,906.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,890 : 17,269,168 = 17,269,168 : x
  2. Step 2: Convert to fraction form
    8,148,890/17,269,168 = 17,269,168/x
  3. Step 3: Cross multiply
    8,148,890x = 17,269,168 × 17,269,168
  4. Step 4: Simplify right side
    8,148,890x = 298,224,163,412,224
  5. Step 5: Solve for x
    x = 298,224,163,412,224/8,148,890
  6. Step 6: Final answer
    x = 36,596,906.25

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.