Home / 8,056,131.44-12,084,078.80-1,990,863

Finding the Fourth Proportional to 8,056,131.44, 12,084,078.80 and 1,990,863

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Solution

The fourth proportional to 8,056,131.44, 12,084,078.80 and 1,990,863 is: 2,986,265.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056,131.44 : 12,084,078.80 = 1,990,863 : x
  2. Step 2: Convert to fraction form
    8,056,131.44/12,084,078.80 = 1,990,863/x
  3. Step 3: Cross multiply
    8,056,131.44x = 12,084,078.80 × 1,990,863
  4. Step 4: Simplify right side
    8,056,131.44x = 24,057,745,372,004.40
  5. Step 5: Solve for x
    x = 24,057,745,372,004.40/8,056,131.44
  6. Step 6: Final answer
    x = 2,986,265.25

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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.