Home / 11,211,086.80-16,816,630.20-10,219,063.60

Finding the Fourth Proportional to 11,211,086.80, 16,816,630.20 and 10,219,063.60

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Solution

The fourth proportional to 11,211,086.80, 16,816,630.20 and 10,219,063.60 is: 15,328,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,211,086.80 : 16,816,630.20 = 10,219,063.60 : x
  2. Step 2: Convert to fraction form
    11,211,086.80/16,816,630.20 = 10,219,063.60/x
  3. Step 3: Cross multiply
    11,211,086.80x = 16,816,630.20 × 10,219,063.60
  4. Step 4: Simplify right side
    11,211,086.80x = 171,850,213,551,480.72
  5. Step 5: Solve for x
    x = 171,850,213,551,480.72/11,211,086.80
  6. Step 6: Final answer
    x = 15,328,595.40

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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.