Home / 13,367,976.54-18,448,100.91-8,141,229.66

Finding the Fourth Proportional to 13,367,976.54, 18,448,100.91 and 8,141,229.66

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Solution

The fourth proportional to 13,367,976.54, 18,448,100.91 and 8,141,229.66 is: 11,235,075.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,367,976.54 : 18,448,100.91 = 8,141,229.66 : x
  2. Step 2: Convert to fraction form
    13,367,976.54/18,448,100.91 = 8,141,229.66/x
  3. Step 3: Cross multiply
    13,367,976.54x = 18,448,100.91 × 8,141,229.66
  4. Step 4: Simplify right side
    13,367,976.54x = 150,190,226,299,165
  5. Step 5: Solve for x
    x = 150,190,226,299,165/13,367,976.54
  6. Step 6: Final answer
    x = 11,235,075.54

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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.