Home / 15,479,336.05-23,168,479.39-11,379,571.90

Finding the Fourth Proportional to 15,479,336.05, 23,168,479.39 and 11,379,571.90

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Solution

The fourth proportional to 15,479,336.05, 23,168,479.39 and 11,379,571.90 is: 17,032,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,479,336.05 : 23,168,479.39 = 11,379,571.90 : x
  2. Step 2: Convert to fraction form
    15,479,336.05/23,168,479.39 = 11,379,571.90/x
  3. Step 3: Cross multiply
    15,479,336.05x = 23,168,479.39 × 11,379,571.90
  4. Step 4: Simplify right side
    15,479,336.05x = 263,647,376,945,803.03
  5. Step 5: Solve for x
    x = 263,647,376,945,803.03/15,479,336.05
  6. Step 6: Final answer
    x = 17,032,214.83

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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.