Home / 8,198,252.52-12,289,148.58-2,803,212.72

Finding the Fourth Proportional to 8,198,252.52, 12,289,148.58 and 2,803,212.72

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Solution

The fourth proportional to 8,198,252.52, 12,289,148.58 and 2,803,212.72 is: 4,202,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,252.52 : 12,289,148.58 = 2,803,212.72 : x
  2. Step 2: Convert to fraction form
    8,198,252.52/12,289,148.58 = 2,803,212.72/x
  3. Step 3: Cross multiply
    8,198,252.52x = 12,289,148.58 × 2,803,212.72
  4. Step 4: Simplify right side
    8,198,252.52x = 34,449,097,617,425.94
  5. Step 5: Solve for x
    x = 34,449,097,617,425.94/8,198,252.52
  6. Step 6: Final answer
    x = 4,202,004.94

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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.