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Finding the Third Proportional to 2,917,869.75 and 6,285,168

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Solution

The third proportional to 2,917,869.75 and 6,285,168 is: 13,538,416.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,917,869.75 : 6,285,168 = 6,285,168 : x
  2. Step 2: Convert to fraction form
    2,917,869.75/6,285,168 = 6,285,168/x
  3. Step 3: Cross multiply
    2,917,869.75x = 6,285,168 × 6,285,168
  4. Step 4: Simplify right side
    2,917,869.75x = 39,503,336,788,224
  5. Step 5: Solve for x
    x = 39,503,336,788,224/2,917,869.75
  6. Step 6: Final answer
    x = 13,538,416.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.