Home / 12,295,511.70-18,448,516.35-5,902,473.30

Finding the Fourth Proportional to 12,295,511.70, 18,448,516.35 and 5,902,473.30

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Solution

The fourth proportional to 12,295,511.70, 18,448,516.35 and 5,902,473.30 is: 8,856,229.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,511.70 : 18,448,516.35 = 5,902,473.30 : x
  2. Step 2: Convert to fraction form
    12,295,511.70/18,448,516.35 = 5,902,473.30/x
  3. Step 3: Cross multiply
    12,295,511.70x = 18,448,516.35 × 5,902,473.30
  4. Step 4: Simplify right side
    12,295,511.70x = 108,891,875,180,488.45
  5. Step 5: Solve for x
    x = 108,891,875,180,488.45/12,295,511.70
  6. Step 6: Final answer
    x = 8,856,229.64

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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.