Home / 13,530,555.43-20,298,818.43-3,946,684.03

Finding the Fourth Proportional to 13,530,555.43, 20,298,818.43 and 3,946,684.03

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Solution

The fourth proportional to 13,530,555.43, 20,298,818.43 and 3,946,684.03 is: 5,920,896.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,530,555.43 : 20,298,818.43 = 3,946,684.03 : x
  2. Step 2: Convert to fraction form
    13,530,555.43/20,298,818.43 = 3,946,684.03/x
  3. Step 3: Cross multiply
    13,530,555.43x = 20,298,818.43 × 3,946,684.03
  4. Step 4: Simplify right side
    13,530,555.43x = 80,113,022,474,803.62
  5. Step 5: Solve for x
    x = 80,113,022,474,803.62/13,530,555.43
  6. Step 6: Final answer
    x = 5,920,896.81

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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.