Home / 8,631,105.72-11,910,867.24-4,763,626.80

Finding the Fourth Proportional to 8,631,105.72, 11,910,867.24 and 4,763,626.80

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Solution

The fourth proportional to 8,631,105.72, 11,910,867.24 and 4,763,626.80 is: 6,573,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,105.72 : 11,910,867.24 = 4,763,626.80 : x
  2. Step 2: Convert to fraction form
    8,631,105.72/11,910,867.24 = 4,763,626.80/x
  3. Step 3: Cross multiply
    8,631,105.72x = 11,910,867.24 × 4,763,626.80
  4. Step 4: Simplify right side
    8,631,105.72x = 56,738,926,395,706.03
  5. Step 5: Solve for x
    x = 56,738,926,395,706.03/8,631,105.72
  6. Step 6: Final answer
    x = 6,573,772.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.