Home / 7,021,144.94-10,530,962.89-4,761,175.69

Finding the Fourth Proportional to 7,021,144.94, 10,530,962.89 and 4,761,175.69

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Solution

The fourth proportional to 7,021,144.94, 10,530,962.89 and 4,761,175.69 is: 7,141,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,144.94 : 10,530,962.89 = 4,761,175.69 : x
  2. Step 2: Convert to fraction form
    7,021,144.94/10,530,962.89 = 4,761,175.69/x
  3. Step 3: Cross multiply
    7,021,144.94x = 10,530,962.89 × 4,761,175.69
  4. Step 4: Simplify right side
    7,021,144.94x = 50,139,764,451,505.33
  5. Step 5: Solve for x
    x = 50,139,764,451,505.33/7,021,144.94
  6. Step 6: Final answer
    x = 7,141,251.87

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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.