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Finding the Third Proportional to 16,901,811 and 36,431,910

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Solution

The third proportional to 16,901,811 and 36,431,910 is: 78,529,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,901,811 : 36,431,910 = 36,431,910 : x
  2. Step 2: Convert to fraction form
    16,901,811/36,431,910 = 36,431,910/x
  3. Step 3: Cross multiply
    16,901,811x = 36,431,910 × 36,431,910
  4. Step 4: Simplify right side
    16,901,811x = 1,327,284,066,248,100
  5. Step 5: Solve for x
    x = 1,327,284,066,248,100/16,901,811
  6. Step 6: Final answer
    x = 78,529,103.55

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.