Home / 8,056,542.96-12,084,694.84-1,991,274.36

Finding the Fourth Proportional to 8,056,542.96, 12,084,694.84 and 1,991,274.36

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Solution

The fourth proportional to 8,056,542.96, 12,084,694.84 and 1,991,274.36 is: 2,986,881.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056,542.96 : 12,084,694.84 = 1,991,274.36 : x
  2. Step 2: Convert to fraction form
    8,056,542.96/12,084,694.84 = 1,991,274.36/x
  3. Step 3: Cross multiply
    8,056,542.96x = 12,084,694.84 × 1,991,274.36
  4. Step 4: Simplify right side
    8,056,542.96x = 24,063,942,940,487.79
  5. Step 5: Solve for x
    x = 24,063,942,940,487.79/8,056,542.96
  6. Step 6: Final answer
    x = 2,986,881.97

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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.