Home / 8,303,863.20-12,454,628.40-2,624,661.60

Finding the Fourth Proportional to 8,303,863.20, 12,454,628.40 and 2,624,661.60

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Solution

The fourth proportional to 8,303,863.20, 12,454,628.40 and 2,624,661.60 is: 3,936,623.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303,863.20 : 12,454,628.40 = 2,624,661.60 : x
  2. Step 2: Convert to fraction form
    8,303,863.20/12,454,628.40 = 2,624,661.60/x
  3. Step 3: Cross multiply
    8,303,863.20x = 12,454,628.40 × 2,624,661.60
  4. Step 4: Simplify right side
    8,303,863.20x = 32,689,184,903,749.44
  5. Step 5: Solve for x
    x = 32,689,184,903,749.44/8,303,863.20
  6. Step 6: Final answer
    x = 3,936,623.73

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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.