Home / 13,828,321.32-20,735,843.22-6,535,706.64

Finding the Fourth Proportional to 13,828,321.32, 20,735,843.22 and 6,535,706.64

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Solution

The fourth proportional to 13,828,321.32, 20,735,843.22 and 6,535,706.64 is: 9,800,422.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,828,321.32 : 20,735,843.22 = 6,535,706.64 : x
  2. Step 2: Convert to fraction form
    13,828,321.32/20,735,843.22 = 6,535,706.64/x
  3. Step 3: Cross multiply
    13,828,321.32x = 20,735,843.22 × 6,535,706.64
  4. Step 4: Simplify right side
    13,828,321.32x = 135,523,388,218,952.97
  5. Step 5: Solve for x
    x = 135,523,388,218,952.97/13,828,321.32
  6. Step 6: Final answer
    x = 9,800,422.27

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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.