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Finding the Third Proportional to 15,327,172 and 25,544,203

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Solution

The third proportional to 15,327,172 and 25,544,203 is: 42,571,865.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327,172 : 25,544,203 = 25,544,203 : x
  2. Step 2: Convert to fraction form
    15,327,172/25,544,203 = 25,544,203/x
  3. Step 3: Cross multiply
    15,327,172x = 25,544,203 × 25,544,203
  4. Step 4: Simplify right side
    15,327,172x = 652,506,306,905,209
  5. Step 5: Solve for x
    x = 652,506,306,905,209/15,327,172
  6. Step 6: Final answer
    x = 42,571,865.63

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.