Home / 5,467,142.43-8,200,937.76-1,875,379.44

Finding the Fourth Proportional to 5,467,142.43, 8,200,937.76 and 1,875,379.44

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Solution

The fourth proportional to 5,467,142.43, 8,200,937.76 and 1,875,379.44 is: 2,813,146.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467,142.43 : 8,200,937.76 = 1,875,379.44 : x
  2. Step 2: Convert to fraction form
    5,467,142.43/8,200,937.76 = 1,875,379.44/x
  3. Step 3: Cross multiply
    5,467,142.43x = 8,200,937.76 × 1,875,379.44
  4. Step 4: Simplify right side
    5,467,142.43x = 15,379,870,063,823.65
  5. Step 5: Solve for x
    x = 15,379,870,063,823.65/5,467,142.43
  6. Step 6: Final answer
    x = 2,813,146.04

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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.