Home / 8,787,059.94-13,178,043.93-2,638,793.55

Finding the Fourth Proportional to 8,787,059.94, 13,178,043.93 and 2,638,793.55

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Solution

The fourth proportional to 8,787,059.94, 13,178,043.93 and 2,638,793.55 is: 3,957,425.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,787,059.94 : 13,178,043.93 = 2,638,793.55 : x
  2. Step 2: Convert to fraction form
    8,787,059.94/13,178,043.93 = 2,638,793.55/x
  3. Step 3: Cross multiply
    8,787,059.94x = 13,178,043.93 × 2,638,793.55
  4. Step 4: Simplify right side
    8,787,059.94x = 34,774,137,324,100.65
  5. Step 5: Solve for x
    x = 34,774,137,324,100.65/8,787,059.94
  6. Step 6: Final answer
    x = 3,957,425.76

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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.