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Finding the Third Proportional to 8,621,502 and 13,524,531

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Solution

The third proportional to 8,621,502 and 13,524,531 is: 21,215,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,621,502 : 13,524,531 = 13,524,531 : x
  2. Step 2: Convert to fraction form
    8,621,502/13,524,531 = 13,524,531/x
  3. Step 3: Cross multiply
    8,621,502x = 13,524,531 × 13,524,531
  4. Step 4: Simplify right side
    8,621,502x = 182,912,938,769,961
  5. Step 5: Solve for x
    x = 182,912,938,769,961/8,621,502
  6. Step 6: Final answer
    x = 21,215,901.68

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.