Home / 7,777,285.35-11,665,928.03-4,940,600.55

Finding the Fourth Proportional to 7,777,285.35, 11,665,928.03 and 4,940,600.55

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Solution

The fourth proportional to 7,777,285.35, 11,665,928.03 and 4,940,600.55 is: 7,410,900.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777,285.35 : 11,665,928.03 = 4,940,600.55 : x
  2. Step 2: Convert to fraction form
    7,777,285.35/11,665,928.03 = 4,940,600.55/x
  3. Step 3: Cross multiply
    7,777,285.35x = 11,665,928.03 × 4,940,600.55
  4. Step 4: Simplify right side
    7,777,285.35x = 57,636,690,416,575.41
  5. Step 5: Solve for x
    x = 57,636,690,416,575.41/7,777,285.35
  6. Step 6: Final answer
    x = 7,410,900.83

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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.