Home / 13,275,759.94-20,503,218.66

Finding the Third Proportional to 13,275,759.94 and 20,503,218.66

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Solution

The third proportional to 13,275,759.94 and 20,503,218.66 is: 31,665,379.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,275,759.94 : 20,503,218.66 = 20,503,218.66 : x
  2. Step 2: Convert to fraction form
    13,275,759.94/20,503,218.66 = 20,503,218.66/x
  3. Step 3: Cross multiply
    13,275,759.94x = 20,503,218.66 × 20,503,218.66
  4. Step 4: Simplify right side
    13,275,759.94x = 420,381,975,265,998.06
  5. Step 5: Solve for x
    x = 420,381,975,265,998.06/13,275,759.94
  6. Step 6: Final answer
    x = 31,665,379.40

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.