Home / 8,091,142.80-12,132,048.60-3,042,963.60

Finding the Fourth Proportional to 8,091,142.80, 12,132,048.60 and 3,042,963.60

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Solution

The fourth proportional to 8,091,142.80, 12,132,048.60 and 3,042,963.60 is: 4,562,690.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,142.80 : 12,132,048.60 = 3,042,963.60 : x
  2. Step 2: Convert to fraction form
    8,091,142.80/12,132,048.60 = 3,042,963.60/x
  3. Step 3: Cross multiply
    8,091,142.80x = 12,132,048.60 × 3,042,963.60
  4. Step 4: Simplify right side
    8,091,142.80x = 36,917,382,283,230.96
  5. Step 5: Solve for x
    x = 36,917,382,283,230.96/8,091,142.80
  6. Step 6: Final answer
    x = 4,562,690.73

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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.