Home / 13,723,761.60-20,562,022.80-8,928,982.80

Finding the Fourth Proportional to 13,723,761.60, 20,562,022.80 and 8,928,982.80

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Solution

The fourth proportional to 13,723,761.60, 20,562,022.80 and 8,928,982.80 is: 13,378,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,723,761.60 : 20,562,022.80 = 8,928,982.80 : x
  2. Step 2: Convert to fraction form
    13,723,761.60/20,562,022.80 = 8,928,982.80/x
  3. Step 3: Cross multiply
    13,723,761.60x = 20,562,022.80 × 8,928,982.80
  4. Step 4: Simplify right side
    13,723,761.60x = 183,597,947,914,407.88
  5. Step 5: Solve for x
    x = 183,597,947,914,407.88/13,723,761.60
  6. Step 6: Final answer
    x = 13,378,106.77

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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.