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Finding the Third Proportional to 11,327,328 and 16,990,809.75

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Solution

The third proportional to 11,327,328 and 16,990,809.75 is: 25,485,941.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,327,328 : 16,990,809.75 = 16,990,809.75 : x
  2. Step 2: Convert to fraction form
    11,327,328/16,990,809.75 = 16,990,809.75/x
  3. Step 3: Cross multiply
    11,327,328x = 16,990,809.75 × 16,990,809.75
  4. Step 4: Simplify right side
    11,327,328x = 288,687,615,960,695.06
  5. Step 5: Solve for x
    x = 288,687,615,960,695.06/11,327,328
  6. Step 6: Final answer
    x = 25,485,941.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.