Home / 3,421,255.50-5,121,693

Finding the Third Proportional to 3,421,255.50 and 5,121,693

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Solution

The third proportional to 3,421,255.50 and 5,121,693 is: 7,667,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,255.50 : 5,121,693 = 5,121,693 : x
  2. Step 2: Convert to fraction form
    3,421,255.50/5,121,693 = 5,121,693/x
  3. Step 3: Cross multiply
    3,421,255.50x = 5,121,693 × 5,121,693
  4. Step 4: Simplify right side
    3,421,255.50x = 26,231,739,186,249
  5. Step 5: Solve for x
    x = 26,231,739,186,249/3,421,255.50
  6. Step 6: Final answer
    x = 7,667,284.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.