Home / 6,915,706.76-10,375,102.38-2,123,879.60

Finding the Fourth Proportional to 6,915,706.76, 10,375,102.38 and 2,123,879.60

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Solution

The fourth proportional to 6,915,706.76, 10,375,102.38 and 2,123,879.60 is: 3,186,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,706.76 : 10,375,102.38 = 2,123,879.60 : x
  2. Step 2: Convert to fraction form
    6,915,706.76/10,375,102.38 = 2,123,879.60/x
  3. Step 3: Cross multiply
    6,915,706.76x = 10,375,102.38 × 2,123,879.60
  4. Step 4: Simplify right side
    6,915,706.76x = 22,035,468,292,793.45
  5. Step 5: Solve for x
    x = 22,035,468,292,793.45/6,915,706.76
  6. Step 6: Final answer
    x = 3,186,293.04

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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.