Home / 20,734,717.94-28,613,923.04-11,567,360.69

Finding the Fourth Proportional to 20,734,717.94, 28,613,923.04 and 11,567,360.69

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Solution

The fourth proportional to 20,734,717.94, 28,613,923.04 and 11,567,360.69 is: 15,962,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,734,717.94 : 28,613,923.04 = 11,567,360.69 : x
  2. Step 2: Convert to fraction form
    20,734,717.94/28,613,923.04 = 11,567,360.69/x
  3. Step 3: Cross multiply
    20,734,717.94x = 28,613,923.04 × 11,567,360.69
  4. Step 4: Simplify right side
    20,734,717.94x = 330,987,568,552,732.31
  5. Step 5: Solve for x
    x = 330,987,568,552,732.31/20,734,717.94
  6. Step 6: Final answer
    x = 15,962,964.61

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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.