Home / 20,383,007.36-30,565,063.19-7,600,079.84

Finding the Fourth Proportional to 20,383,007.36, 30,565,063.19 and 7,600,079.84

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Solution

The fourth proportional to 20,383,007.36, 30,565,063.19 and 7,600,079.84 is: 11,396,596.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,383,007.36 : 30,565,063.19 = 7,600,079.84 : x
  2. Step 2: Convert to fraction form
    20,383,007.36/30,565,063.19 = 7,600,079.84/x
  3. Step 3: Cross multiply
    20,383,007.36x = 30,565,063.19 × 7,600,079.84
  4. Step 4: Simplify right side
    20,383,007.36x = 232,296,920,367,819.38
  5. Step 5: Solve for x
    x = 232,296,920,367,819.38/20,383,007.36
  6. Step 6: Final answer
    x = 11,396,596.99

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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.