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Finding the Third Proportional to 8,738,462 and 13,107,690

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Solution

The third proportional to 8,738,462 and 13,107,690 is: 19,661,530.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,462 : 13,107,690 = 13,107,690 : x
  2. Step 2: Convert to fraction form
    8,738,462/13,107,690 = 13,107,690/x
  3. Step 3: Cross multiply
    8,738,462x = 13,107,690 × 13,107,690
  4. Step 4: Simplify right side
    8,738,462x = 171,811,537,136,100
  5. Step 5: Solve for x
    x = 171,811,537,136,100/8,738,462
  6. Step 6: Final answer
    x = 19,661,530.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.