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Finding the Third Proportional to 6,640,544 and 10,153,515

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Solution

The third proportional to 6,640,544 and 10,153,515 is: 15,524,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640,544 : 10,153,515 = 10,153,515 : x
  2. Step 2: Convert to fraction form
    6,640,544/10,153,515 = 10,153,515/x
  3. Step 3: Cross multiply
    6,640,544x = 10,153,515 × 10,153,515
  4. Step 4: Simplify right side
    6,640,544x = 103,093,866,855,225
  5. Step 5: Solve for x
    x = 103,093,866,855,225/6,640,544
  6. Step 6: Final answer
    x = 15,524,912.85

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.