Home / 7,188,453.72-10,780,716.61-2,576,580.37

Finding the Fourth Proportional to 7,188,453.72, 10,780,716.61 and 2,576,580.37

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Solution

The fourth proportional to 7,188,453.72, 10,780,716.61 and 2,576,580.37 is: 3,864,166.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,188,453.72 : 10,780,716.61 = 2,576,580.37 : x
  2. Step 2: Convert to fraction form
    7,188,453.72/10,780,716.61 = 2,576,580.37/x
  3. Step 3: Cross multiply
    7,188,453.72x = 10,780,716.61 × 2,576,580.37
  4. Step 4: Simplify right side
    7,188,453.72x = 27,777,382,791,858.95
  5. Step 5: Solve for x
    x = 27,777,382,791,858.95/7,188,453.72
  6. Step 6: Final answer
    x = 3,864,166.60

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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.