Home / 11,204,770.20-16,787,801.70-5,208,840.60

Finding the Fourth Proportional to 11,204,770.20, 16,787,801.70 and 5,208,840.60

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Solution

The fourth proportional to 11,204,770.20, 16,787,801.70 and 5,208,840.60 is: 7,804,263.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204,770.20 : 16,787,801.70 = 5,208,840.60 : x
  2. Step 2: Convert to fraction form
    11,204,770.20/16,787,801.70 = 5,208,840.60/x
  3. Step 3: Cross multiply
    11,204,770.20x = 16,787,801.70 × 5,208,840.60
  4. Step 4: Simplify right side
    11,204,770.20x = 87,444,983,079,709.02
  5. Step 5: Solve for x
    x = 87,444,983,079,709.02/11,204,770.20
  6. Step 6: Final answer
    x = 7,804,263.86

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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.