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Finding the Third Proportional to 3,157,777 and 6,945,410

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Solution

The third proportional to 3,157,777 and 6,945,410 is: 15,276,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,777 : 6,945,410 = 6,945,410 : x
  2. Step 2: Convert to fraction form
    3,157,777/6,945,410 = 6,945,410/x
  3. Step 3: Cross multiply
    3,157,777x = 6,945,410 × 6,945,410
  4. Step 4: Simplify right side
    3,157,777x = 48,238,720,068,100
  5. Step 5: Solve for x
    x = 48,238,720,068,100/3,157,777
  6. Step 6: Final answer
    x = 15,276,164.23

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Why These Related Problems?

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