Home / 12,933,462.24-17,848,172.88-7,427,198.88

Finding the Fourth Proportional to 12,933,462.24, 17,848,172.88 and 7,427,198.88

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Solution

The fourth proportional to 12,933,462.24, 17,848,172.88 and 7,427,198.88 is: 10,249,531.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,933,462.24 : 17,848,172.88 = 7,427,198.88 : x
  2. Step 2: Convert to fraction form
    12,933,462.24/17,848,172.88 = 7,427,198.88/x
  3. Step 3: Cross multiply
    12,933,462.24x = 17,848,172.88 × 7,427,198.88
  4. Step 4: Simplify right side
    12,933,462.24x = 132,561,929,624,382.36
  5. Step 5: Solve for x
    x = 132,561,929,624,382.36/12,933,462.24
  6. Step 6: Final answer
    x = 10,249,531.58

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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.