Home / 11,992,467.37-17,989,961.21-3,906,072.67

Finding the Fourth Proportional to 11,992,467.37, 17,989,961.21 and 3,906,072.67

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Solution

The fourth proportional to 11,992,467.37, 17,989,961.21 and 3,906,072.67 is: 5,859,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,467.37 : 17,989,961.21 = 3,906,072.67 : x
  2. Step 2: Convert to fraction form
    11,992,467.37/17,989,961.21 = 3,906,072.67/x
  3. Step 3: Cross multiply
    11,992,467.37x = 17,989,961.21 × 3,906,072.67
  4. Step 4: Simplify right side
    11,992,467.37x = 70,270,095,816,741.13
  5. Step 5: Solve for x
    x = 70,270,095,816,741.13/11,992,467.37
  6. Step 6: Final answer
    x = 5,859,519.45

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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.