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Finding the Third Proportional to 3,021,891.75 and 6,220,923.75

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Solution

The third proportional to 3,021,891.75 and 6,220,923.75 is: 12,806,511.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,021,891.75 : 6,220,923.75 = 6,220,923.75 : x
  2. Step 2: Convert to fraction form
    3,021,891.75/6,220,923.75 = 6,220,923.75/x
  3. Step 3: Cross multiply
    3,021,891.75x = 6,220,923.75 × 6,220,923.75
  4. Step 4: Simplify right side
    3,021,891.75x = 38,699,892,303,314.06
  5. Step 5: Solve for x
    x = 38,699,892,303,314.06/3,021,891.75
  6. Step 6: Final answer
    x = 12,806,511.78

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.