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Finding the Third Proportional to 18,995,504 and 31,439,297

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Solution

The third proportional to 18,995,504 and 31,439,297 is: 52,034,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,504 : 31,439,297 = 31,439,297 : x
  2. Step 2: Convert to fraction form
    18,995,504/31,439,297 = 31,439,297/x
  3. Step 3: Cross multiply
    18,995,504x = 31,439,297 × 31,439,297
  4. Step 4: Simplify right side
    18,995,504x = 988,429,395,854,209
  5. Step 5: Solve for x
    x = 988,429,395,854,209/18,995,504
  6. Step 6: Final answer
    x = 52,034,912.89

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.