Home / 12,151,889.46-18,236,806.38-5,762,164.37

Finding the Fourth Proportional to 12,151,889.46, 18,236,806.38 and 5,762,164.37

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Solution

The fourth proportional to 12,151,889.46, 18,236,806.38 and 5,762,164.37 is: 8,647,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,889.46 : 18,236,806.38 = 5,762,164.37 : x
  2. Step 2: Convert to fraction form
    12,151,889.46/18,236,806.38 = 5,762,164.37/x
  3. Step 3: Cross multiply
    12,151,889.46x = 18,236,806.38 × 5,762,164.37
  4. Step 4: Simplify right side
    12,151,889.46x = 105,083,475,854,240.64
  5. Step 5: Solve for x
    x = 105,083,475,854,240.64/12,151,889.46
  6. Step 6: Final answer
    x = 8,647,500.97

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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.