Home / 5,324,725.35-7,978,960.60-3,161,490.61

Finding the Fourth Proportional to 5,324,725.35, 7,978,960.60 and 3,161,490.61

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Solution

The fourth proportional to 5,324,725.35, 7,978,960.60 and 3,161,490.61 is: 4,737,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,324,725.35 : 7,978,960.60 = 3,161,490.61 : x
  2. Step 2: Convert to fraction form
    5,324,725.35/7,978,960.60 = 3,161,490.61/x
  3. Step 3: Cross multiply
    5,324,725.35x = 7,978,960.60 × 3,161,490.61
  4. Step 4: Simplify right side
    5,324,725.35x = 25,225,409,014,459.96
  5. Step 5: Solve for x
    x = 25,225,409,014,459.96/5,324,725.35
  6. Step 6: Final answer
    x = 4,737,410.36

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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.