Home / 20,023,538.97-27,633,066.59-11,321,524.65

Finding the Fourth Proportional to 20,023,538.97, 27,633,066.59 and 11,321,524.65

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Solution

The fourth proportional to 20,023,538.97, 27,633,066.59 and 11,321,524.65 is: 15,624,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023,538.97 : 27,633,066.59 = 11,321,524.65 : x
  2. Step 2: Convert to fraction form
    20,023,538.97/27,633,066.59 = 11,321,524.65/x
  3. Step 3: Cross multiply
    20,023,538.97x = 27,633,066.59 × 11,321,524.65
  4. Step 4: Simplify right side
    20,023,538.97x = 312,848,444,497,168.81
  5. Step 5: Solve for x
    x = 312,848,444,497,168.81/20,023,538.97
  6. Step 6: Final answer
    x = 15,624,033.54

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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.