Home / 20,613,406.53-30,920,092.19-5,260,694.97

Finding the Fourth Proportional to 20,613,406.53, 30,920,092.19 and 5,260,694.97

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Solution

The fourth proportional to 20,613,406.53, 30,920,092.19 and 5,260,694.97 is: 7,891,037.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613,406.53 : 30,920,092.19 = 5,260,694.97 : x
  2. Step 2: Convert to fraction form
    20,613,406.53/30,920,092.19 = 5,260,694.97/x
  3. Step 3: Cross multiply
    20,613,406.53x = 30,920,092.19 × 5,260,694.97
  4. Step 4: Simplify right side
    20,613,406.53x = 162,661,173,558,076.69
  5. Step 5: Solve for x
    x = 162,661,173,558,076.69/20,613,406.53
  6. Step 6: Final answer
    x = 7,891,037.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.