Home / 20,062,022.76-27,694,065.96-13,544,479.80

Finding the Fourth Proportional to 20,062,022.76, 27,694,065.96 and 13,544,479.80

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Solution

The fourth proportional to 20,062,022.76, 27,694,065.96 and 13,544,479.80 is: 18,697,103.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,062,022.76 : 27,694,065.96 = 13,544,479.80 : x
  2. Step 2: Convert to fraction form
    20,062,022.76/27,694,065.96 = 13,544,479.80/x
  3. Step 3: Cross multiply
    20,062,022.76x = 27,694,065.96 × 13,544,479.80
  4. Step 4: Simplify right side
    20,062,022.76x = 375,101,716,975,087.62
  5. Step 5: Solve for x
    x = 375,101,716,975,087.62/20,062,022.76
  6. Step 6: Final answer
    x = 18,697,103.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.