Home / 13,840,891.20-20,761,336.80-4,256,254.35

Finding the Fourth Proportional to 13,840,891.20, 20,761,336.80 and 4,256,254.35

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Solution

The fourth proportional to 13,840,891.20, 20,761,336.80 and 4,256,254.35 is: 6,384,381.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840,891.20 : 20,761,336.80 = 4,256,254.35 : x
  2. Step 2: Convert to fraction form
    13,840,891.20/20,761,336.80 = 4,256,254.35/x
  3. Step 3: Cross multiply
    13,840,891.20x = 20,761,336.80 × 4,256,254.35
  4. Step 4: Simplify right side
    13,840,891.20x = 88,365,530,066,815.08
  5. Step 5: Solve for x
    x = 88,365,530,066,815.08/13,840,891.20
  6. Step 6: Final answer
    x = 6,384,381.53

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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.