Home / 8,197,609.36-12,290,078.52-3,079,930.96

Finding the Fourth Proportional to 8,197,609.36, 12,290,078.52 and 3,079,930.96

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Solution

The fourth proportional to 8,197,609.36, 12,290,078.52 and 3,079,930.96 is: 4,617,516.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197,609.36 : 12,290,078.52 = 3,079,930.96 : x
  2. Step 2: Convert to fraction form
    8,197,609.36/12,290,078.52 = 3,079,930.96/x
  3. Step 3: Cross multiply
    8,197,609.36x = 12,290,078.52 × 3,079,930.96
  4. Step 4: Simplify right side
    8,197,609.36x = 37,852,593,334,578.98
  5. Step 5: Solve for x
    x = 37,852,593,334,578.98/8,197,609.36
  6. Step 6: Final answer
    x = 4,617,516.12

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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.