Home / 8,540,279.10-12,794,866.65-4,042,640.70

Finding the Fourth Proportional to 8,540,279.10, 12,794,866.65 and 4,042,640.70

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Solution

The fourth proportional to 8,540,279.10, 12,794,866.65 and 4,042,640.70 is: 6,056,599.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,279.10 : 12,794,866.65 = 4,042,640.70 : x
  2. Step 2: Convert to fraction form
    8,540,279.10/12,794,866.65 = 4,042,640.70/x
  3. Step 3: Cross multiply
    8,540,279.10x = 12,794,866.65 × 4,042,640.70
  4. Step 4: Simplify right side
    8,540,279.10x = 51,725,048,670,362.66
  5. Step 5: Solve for x
    x = 51,725,048,670,362.66/8,540,279.10
  6. Step 6: Final answer
    x = 6,056,599.33

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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.