Home / 7,675,533.20-11,520,672.60-3,893,286.80

Finding the Fourth Proportional to 7,675,533.20, 11,520,672.60 and 3,893,286.80

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Solution

The fourth proportional to 7,675,533.20, 11,520,672.60 and 3,893,286.80 is: 5,843,669.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675,533.20 : 11,520,672.60 = 3,893,286.80 : x
  2. Step 2: Convert to fraction form
    7,675,533.20/11,520,672.60 = 3,893,286.80/x
  3. Step 3: Cross multiply
    7,675,533.20x = 11,520,672.60 × 3,893,286.80
  4. Step 4: Simplify right side
    7,675,533.20x = 44,853,282,560,701.68
  5. Step 5: Solve for x
    x = 44,853,282,560,701.68/7,675,533.20
  6. Step 6: Final answer
    x = 5,843,669.93

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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.