Home / 14,901,392.20-20,565,626.30-8,286,640.60

Finding the Fourth Proportional to 14,901,392.20, 20,565,626.30 and 8,286,640.60

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Solution

The fourth proportional to 14,901,392.20, 20,565,626.30 and 8,286,640.60 is: 11,436,512.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,901,392.20 : 20,565,626.30 = 8,286,640.60 : x
  2. Step 2: Convert to fraction form
    14,901,392.20/20,565,626.30 = 8,286,640.60/x
  3. Step 3: Cross multiply
    14,901,392.20x = 20,565,626.30 × 8,286,640.60
  4. Step 4: Simplify right side
    14,901,392.20x = 170,419,953,862,007.78
  5. Step 5: Solve for x
    x = 170,419,953,862,007.78/14,901,392.20
  6. Step 6: Final answer
    x = 11,436,512.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.