Home / 11,344,520.80-17,016,781.20-10,903,621.60

Finding the Fourth Proportional to 11,344,520.80, 17,016,781.20 and 10,903,621.60

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Solution

The fourth proportional to 11,344,520.80, 17,016,781.20 and 10,903,621.60 is: 16,355,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,344,520.80 : 17,016,781.20 = 10,903,621.60 : x
  2. Step 2: Convert to fraction form
    11,344,520.80/17,016,781.20 = 10,903,621.60/x
  3. Step 3: Cross multiply
    11,344,520.80x = 17,016,781.20 × 10,903,621.60
  4. Step 4: Simplify right side
    11,344,520.80x = 185,544,543,054,793.91
  5. Step 5: Solve for x
    x = 185,544,543,054,793.91/11,344,520.80
  6. Step 6: Final answer
    x = 16,355,432.40

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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.