Home / 5,811,653.46-8,020,155.56-3,198,458.42

Finding the Fourth Proportional to 5,811,653.46, 8,020,155.56 and 3,198,458.42

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Solution

The fourth proportional to 5,811,653.46, 8,020,155.56 and 3,198,458.42 is: 4,413,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,811,653.46 : 8,020,155.56 = 3,198,458.42 : x
  2. Step 2: Convert to fraction form
    5,811,653.46/8,020,155.56 = 3,198,458.42/x
  3. Step 3: Cross multiply
    5,811,653.46x = 8,020,155.56 × 3,198,458.42
  4. Step 4: Simplify right side
    5,811,653.46x = 25,652,134,052,292.05
  5. Step 5: Solve for x
    x = 25,652,134,052,292.05/5,811,653.46
  6. Step 6: Final answer
    x = 4,413,913.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.