Home / 6,915,707.76-10,375,103.88-2,123,880.60

Finding the Fourth Proportional to 6,915,707.76, 10,375,103.88 and 2,123,880.60

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Solution

The fourth proportional to 6,915,707.76, 10,375,103.88 and 2,123,880.60 is: 3,186,294.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,707.76 : 10,375,103.88 = 2,123,880.60 : x
  2. Step 2: Convert to fraction form
    6,915,707.76/10,375,103.88 = 2,123,880.60/x
  3. Step 3: Cross multiply
    6,915,707.76x = 10,375,103.88 × 2,123,880.60
  4. Step 4: Simplify right side
    6,915,707.76x = 22,035,481,853,716.73
  5. Step 5: Solve for x
    x = 22,035,481,853,716.73/6,915,707.76
  6. Step 6: Final answer
    x = 3,186,294.54

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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.