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Finding the Third Proportional to 13,238,829 and 28,568,682

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Solution

The third proportional to 13,238,829 and 28,568,682 is: 61,649,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,238,829 : 28,568,682 = 28,568,682 : x
  2. Step 2: Convert to fraction form
    13,238,829/28,568,682 = 28,568,682/x
  3. Step 3: Cross multiply
    13,238,829x = 28,568,682 × 28,568,682
  4. Step 4: Simplify right side
    13,238,829x = 816,169,591,217,124
  5. Step 5: Solve for x
    x = 816,169,591,217,124/13,238,829
  6. Step 6: Final answer
    x = 61,649,681.50

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.