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Finding the Third Proportional to 13,338,728 and 28,699,702

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Solution

The third proportional to 13,338,728 and 28,699,702 is: 61,750,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338,728 : 28,699,702 = 28,699,702 : x
  2. Step 2: Convert to fraction form
    13,338,728/28,699,702 = 28,699,702/x
  3. Step 3: Cross multiply
    13,338,728x = 28,699,702 × 28,699,702
  4. Step 4: Simplify right side
    13,338,728x = 823,672,894,888,804
  5. Step 5: Solve for x
    x = 823,672,894,888,804/13,338,728
  6. Step 6: Final answer
    x = 61,750,482.87

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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.