Home / 19,682,540.46-29,536,979.54-8,168,007.33

Finding the Fourth Proportional to 19,682,540.46, 29,536,979.54 and 8,168,007.33

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Solution

The fourth proportional to 19,682,540.46, 29,536,979.54 and 8,168,007.33 is: 12,257,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,682,540.46 : 29,536,979.54 = 8,168,007.33 : x
  2. Step 2: Convert to fraction form
    19,682,540.46/29,536,979.54 = 8,168,007.33/x
  3. Step 3: Cross multiply
    19,682,540.46x = 29,536,979.54 × 8,168,007.33
  4. Step 4: Simplify right side
    19,682,540.46x = 241,258,265,347,940
  5. Step 5: Solve for x
    x = 241,258,265,347,940/19,682,540.46
  6. Step 6: Final answer
    x = 12,257,475.90

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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.