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Finding the Third Proportional to 13,893,852 and 20,985,962

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Solution

The third proportional to 13,893,852 and 20,985,962 is: 31,698,236.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,893,852 : 20,985,962 = 20,985,962 : x
  2. Step 2: Convert to fraction form
    13,893,852/20,985,962 = 20,985,962/x
  3. Step 3: Cross multiply
    13,893,852x = 20,985,962 × 20,985,962
  4. Step 4: Simplify right side
    13,893,852x = 440,410,601,065,444
  5. Step 5: Solve for x
    x = 440,410,601,065,444/13,893,852
  6. Step 6: Final answer
    x = 31,698,236.10

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.