Home / 8,431,769.14-12,647,611.40-2,042,021.32

Finding the Fourth Proportional to 8,431,769.14, 12,647,611.40 and 2,042,021.32

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Solution

The fourth proportional to 8,431,769.14, 12,647,611.40 and 2,042,021.32 is: 3,063,021.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,769.14 : 12,647,611.40 = 2,042,021.32 : x
  2. Step 2: Convert to fraction form
    8,431,769.14/12,647,611.40 = 2,042,021.32/x
  3. Step 3: Cross multiply
    8,431,769.14x = 12,647,611.40 × 2,042,021.32
  4. Step 4: Simplify right side
    8,431,769.14x = 25,826,692,125,875.05
  5. Step 5: Solve for x
    x = 25,826,692,125,875.05/8,431,769.14
  6. Step 6: Final answer
    x = 3,063,021.73

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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.