Home / 13,811,200.80-20,716,801.20-10,955,853.60

Finding the Fourth Proportional to 13,811,200.80, 20,716,801.20 and 10,955,853.60

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Solution

The fourth proportional to 13,811,200.80, 20,716,801.20 and 10,955,853.60 is: 16,433,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811,200.80 : 20,716,801.20 = 10,955,853.60 : x
  2. Step 2: Convert to fraction form
    13,811,200.80/20,716,801.20 = 10,955,853.60/x
  3. Step 3: Cross multiply
    13,811,200.80x = 20,716,801.20 × 10,955,853.60
  4. Step 4: Simplify right side
    13,811,200.80x = 226,970,241,007,504.31
  5. Step 5: Solve for x
    x = 226,970,241,007,504.31/13,811,200.80
  6. Step 6: Final answer
    x = 16,433,780.40

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1.5x scale

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.