Home / 27,515,816.80-41,263,227.60-8,340,200.80

Finding the Fourth Proportional to 27,515,816.80, 41,263,227.60 and 8,340,200.80

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Solution

The fourth proportional to 27,515,816.80, 41,263,227.60 and 8,340,200.80 is: 12,507,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515,816.80 : 41,263,227.60 = 8,340,200.80 : x
  2. Step 2: Convert to fraction form
    27,515,816.80/41,263,227.60 = 8,340,200.80/x
  3. Step 3: Cross multiply
    27,515,816.80x = 41,263,227.60 × 8,340,200.80
  4. Step 4: Simplify right side
    27,515,816.80x = 344,143,603,840,102.06
  5. Step 5: Solve for x
    x = 344,143,603,840,102.06/27,515,816.80
  6. Step 6: Final answer
    x = 12,507,119.32

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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.