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Finding the Third Proportional to 12,851,811 and 27,819,672.75

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Solution

The third proportional to 12,851,811 and 27,819,672.75 is: 60,219,854.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,851,811 : 27,819,672.75 = 27,819,672.75 : x
  2. Step 2: Convert to fraction form
    12,851,811/27,819,672.75 = 27,819,672.75/x
  3. Step 3: Cross multiply
    12,851,811x = 27,819,672.75 × 27,819,672.75
  4. Step 4: Simplify right side
    12,851,811x = 773,934,191,917,092.50
  5. Step 5: Solve for x
    x = 773,934,191,917,092.50/12,851,811
  6. Step 6: Final answer
    x = 60,219,854.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.