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Finding the Third Proportional to 3,205,743.75 and 6,922,972.13

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Solution

The third proportional to 3,205,743.75 and 6,922,972.13 is: 14,950,522.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,743.75 : 6,922,972.13 = 6,922,972.13 : x
  2. Step 2: Convert to fraction form
    3,205,743.75/6,922,972.13 = 6,922,972.13/x
  3. Step 3: Cross multiply
    3,205,743.75x = 6,922,972.13 × 6,922,972.13
  4. Step 4: Simplify right side
    3,205,743.75x = 47,927,543,043,527.02
  5. Step 5: Solve for x
    x = 47,927,543,043,527.02/3,205,743.75
  6. Step 6: Final answer
    x = 14,950,522.18

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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.