Home / 12,196,254.36-18,296,370.92-5,005,858.44

Finding the Fourth Proportional to 12,196,254.36, 18,296,370.92 and 5,005,858.44

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Solution

The fourth proportional to 12,196,254.36, 18,296,370.92 and 5,005,858.44 is: 7,509,604.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,196,254.36 : 18,296,370.92 = 5,005,858.44 : x
  2. Step 2: Convert to fraction form
    12,196,254.36/18,296,370.92 = 5,005,858.44/x
  3. Step 3: Cross multiply
    12,196,254.36x = 18,296,370.92 × 5,005,858.44
  4. Step 4: Simplify right side
    12,196,254.36x = 91,589,042,791,252.58
  5. Step 5: Solve for x
    x = 91,589,042,791,252.58/12,196,254.36
  6. Step 6: Final answer
    x = 7,509,604.19

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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.