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Finding the Third Proportional to 12,399,621 and 26,274,303

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Solution

The third proportional to 12,399,621 and 26,274,303 is: 55,674,201.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,399,621 : 26,274,303 = 26,274,303 : x
  2. Step 2: Convert to fraction form
    12,399,621/26,274,303 = 26,274,303/x
  3. Step 3: Cross multiply
    12,399,621x = 26,274,303 × 26,274,303
  4. Step 4: Simplify right side
    12,399,621x = 690,338,998,135,809
  5. Step 5: Solve for x
    x = 690,338,998,135,809/12,399,621
  6. Step 6: Final answer
    x = 55,674,201.50

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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.