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Finding the Third Proportional to 3,157,782 and 6,945,420

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Solution

The third proportional to 3,157,782 and 6,945,420 is: 15,276,184.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,782 : 6,945,420 = 6,945,420 : x
  2. Step 2: Convert to fraction form
    3,157,782/6,945,420 = 6,945,420/x
  3. Step 3: Cross multiply
    3,157,782x = 6,945,420 × 6,945,420
  4. Step 4: Simplify right side
    3,157,782x = 48,238,858,976,400
  5. Step 5: Solve for x
    x = 48,238,858,976,400/3,157,782
  6. Step 6: Final answer
    x = 15,276,184.04

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.