Home / 8,419,961.20-12,624,511.55-3,302,908.14

Finding the Fourth Proportional to 8,419,961.20, 12,624,511.55 and 3,302,908.14

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Solution

The fourth proportional to 8,419,961.20, 12,624,511.55 and 3,302,908.14 is: 4,952,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,419,961.20 : 12,624,511.55 = 3,302,908.14 : x
  2. Step 2: Convert to fraction form
    8,419,961.20/12,624,511.55 = 3,302,908.14/x
  3. Step 3: Cross multiply
    8,419,961.20x = 12,624,511.55 × 3,302,908.14
  4. Step 4: Simplify right side
    8,419,961.20x = 41,697,601,907,153.73
  5. Step 5: Solve for x
    x = 41,697,601,907,153.73/8,419,961.20
  6. Step 6: Final answer
    x = 4,952,232.07

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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.