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Finding the Third Proportional to 20,515,104 and 32,485,176

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Solution

The third proportional to 20,515,104 and 32,485,176 is: 51,439,498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,515,104 : 32,485,176 = 32,485,176 : x
  2. Step 2: Convert to fraction form
    20,515,104/32,485,176 = 32,485,176/x
  3. Step 3: Cross multiply
    20,515,104x = 32,485,176 × 32,485,176
  4. Step 4: Simplify right side
    20,515,104x = 1,055,286,659,750,976
  5. Step 5: Solve for x
    x = 1,055,286,659,750,976/20,515,104
  6. Step 6: Final answer
    x = 51,439,498.42

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.