Home / 12,022,287.62-18,031,687.32-3,935,583.60

Finding the Fourth Proportional to 12,022,287.62, 18,031,687.32 and 3,935,583.60

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Solution

The fourth proportional to 12,022,287.62, 18,031,687.32 and 3,935,583.60 is: 5,902,804.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022,287.62 : 18,031,687.32 = 3,935,583.60 : x
  2. Step 2: Convert to fraction form
    12,022,287.62/18,031,687.32 = 3,935,583.60/x
  3. Step 3: Cross multiply
    12,022,287.62x = 18,031,687.32 × 3,935,583.60
  4. Step 4: Simplify right side
    12,022,287.62x = 70,965,212,896,919.95
  5. Step 5: Solve for x
    x = 70,965,212,896,919.95/12,022,287.62
  6. Step 6: Final answer
    x = 5,902,804.45

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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.