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Finding the Third Proportional to 13,338,730 and 28,699,706

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Solution

The third proportional to 13,338,730 and 28,699,706 is: 61,750,490.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338,730 : 28,699,706 = 28,699,706 : x
  2. Step 2: Convert to fraction form
    13,338,730/28,699,706 = 28,699,706/x
  3. Step 3: Cross multiply
    13,338,730x = 28,699,706 × 28,699,706
  4. Step 4: Simplify right side
    13,338,730x = 823,673,124,486,436
  5. Step 5: Solve for x
    x = 823,673,124,486,436/13,338,730
  6. Step 6: Final answer
    x = 61,750,490.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.