Home / 7,021,144.82-10,530,962.70-4,761,175.56

Finding the Fourth Proportional to 7,021,144.82, 10,530,962.70 and 4,761,175.56

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Solution

The fourth proportional to 7,021,144.82, 10,530,962.70 and 4,761,175.56 is: 7,141,251.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,144.82 : 10,530,962.70 = 4,761,175.56 : x
  2. Step 2: Convert to fraction form
    7,021,144.82/10,530,962.70 = 4,761,175.56/x
  3. Step 3: Cross multiply
    7,021,144.82x = 10,530,962.70 × 4,761,175.56
  4. Step 4: Simplify right side
    7,021,144.82x = 50,139,762,242,414.55
  5. Step 5: Solve for x
    x = 50,139,762,242,414.55/7,021,144.82
  6. Step 6: Final answer
    x = 7,141,251.69

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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.