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Finding the Third Proportional to 18,436,608 and 26,558,655

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Solution

The third proportional to 18,436,608 and 26,558,655 is: 38,258,781.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,608 : 26,558,655 = 26,558,655 : x
  2. Step 2: Convert to fraction form
    18,436,608/26,558,655 = 26,558,655/x
  3. Step 3: Cross multiply
    18,436,608x = 26,558,655 × 26,558,655
  4. Step 4: Simplify right side
    18,436,608x = 705,362,155,409,025
  5. Step 5: Solve for x
    x = 705,362,155,409,025/18,436,608
  6. Step 6: Final answer
    x = 38,258,781.41

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.