Home / 13,759,743.40-20,639,542.20-3,524,583.40

Finding the Fourth Proportional to 13,759,743.40, 20,639,542.20 and 3,524,583.40

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Solution

The fourth proportional to 13,759,743.40, 20,639,542.20 and 3,524,583.40 is: 5,286,856.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,759,743.40 : 20,639,542.20 = 3,524,583.40 : x
  2. Step 2: Convert to fraction form
    13,759,743.40/20,639,542.20 = 3,524,583.40/x
  3. Step 3: Cross multiply
    13,759,743.40x = 20,639,542.20 × 3,524,583.40
  4. Step 4: Simplify right side
    13,759,743.40x = 72,745,787,821,719.47
  5. Step 5: Solve for x
    x = 72,745,787,821,719.47/13,759,743.40
  6. Step 6: Final answer
    x = 5,286,856.43

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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.