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Finding the Third Proportional to 2,909,617 and 6,322,878

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Solution

The third proportional to 2,909,617 and 6,322,878 is: 13,740,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,617 : 6,322,878 = 6,322,878 : x
  2. Step 2: Convert to fraction form
    2,909,617/6,322,878 = 6,322,878/x
  3. Step 3: Cross multiply
    2,909,617x = 6,322,878 × 6,322,878
  4. Step 4: Simplify right side
    2,909,617x = 39,978,786,202,884
  5. Step 5: Solve for x
    x = 39,978,786,202,884/2,909,617
  6. Step 6: Final answer
    x = 13,740,222.92

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.