Home / 7,211,558.40-10,801,591.20-4,366,708.80

Finding the Fourth Proportional to 7,211,558.40, 10,801,591.20 and 4,366,708.80

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Solution

The fourth proportional to 7,211,558.40, 10,801,591.20 and 4,366,708.80 is: 6,540,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211,558.40 : 10,801,591.20 = 4,366,708.80 : x
  2. Step 2: Convert to fraction form
    7,211,558.40/10,801,591.20 = 4,366,708.80/x
  3. Step 3: Cross multiply
    7,211,558.40x = 10,801,591.20 × 4,366,708.80
  4. Step 4: Simplify right side
    7,211,558.40x = 47,167,403,347,042.55
  5. Step 5: Solve for x
    x = 47,167,403,347,042.55/7,211,558.40
  6. Step 6: Final answer
    x = 6,540,528.51

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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.