Home / 8,139,503.05-11,231,805.80-4,468,404.85

Finding the Fourth Proportional to 8,139,503.05, 11,231,805.80 and 4,468,404.85

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Solution

The fourth proportional to 8,139,503.05, 11,231,805.80 and 4,468,404.85 is: 6,166,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,503.05 : 11,231,805.80 = 4,468,404.85 : x
  2. Step 2: Convert to fraction form
    8,139,503.05/11,231,805.80 = 4,468,404.85/x
  3. Step 3: Cross multiply
    8,139,503.05x = 11,231,805.80 × 4,468,404.85
  4. Step 4: Simplify right side
    8,139,503.05x = 50,188,255,494,069.63
  5. Step 5: Solve for x
    x = 50,188,255,494,069.63/8,139,503.05
  6. Step 6: Final answer
    x = 6,166,009.79

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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.