Home / 20,176,528.75-28,311,665.38

Finding the Third Proportional to 20,176,528.75 and 28,311,665.38

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Solution

The third proportional to 20,176,528.75 and 28,311,665.38 is: 39,726,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,176,528.75 : 28,311,665.38 = 28,311,665.38 : x
  2. Step 2: Convert to fraction form
    20,176,528.75/28,311,665.38 = 28,311,665.38/x
  3. Step 3: Cross multiply
    20,176,528.75x = 28,311,665.38 × 28,311,665.38
  4. Step 4: Simplify right side
    20,176,528.75x = 801,550,396,305,973.88
  5. Step 5: Solve for x
    x = 801,550,396,305,973.88/20,176,528.75
  6. Step 6: Final answer
    x = 39,726,873.05

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.