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Finding the Third Proportional to 3,417,427 and 7,276,574

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Solution

The third proportional to 3,417,427 and 7,276,574 is: 15,493,682.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,427 : 7,276,574 = 7,276,574 : x
  2. Step 2: Convert to fraction form
    3,417,427/7,276,574 = 7,276,574/x
  3. Step 3: Cross multiply
    3,417,427x = 7,276,574 × 7,276,574
  4. Step 4: Simplify right side
    3,417,427x = 52,948,529,177,476
  5. Step 5: Solve for x
    x = 52,948,529,177,476/3,417,427
  6. Step 6: Final answer
    x = 15,493,682.58

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.