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Finding the Fourth Proportional to 8,764,843.55, 12,095,458.65 and 4,897,367.63

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Solution

The fourth proportional to 8,764,843.55, 12,095,458.65 and 4,897,367.63 is: 6,758,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,764,843.55 : 12,095,458.65 = 4,897,367.63 : x
  2. Step 2: Convert to fraction form
    8,764,843.55/12,095,458.65 = 4,897,367.63/x
  3. Step 3: Cross multiply
    8,764,843.55x = 12,095,458.65 × 4,897,367.63
  4. Step 4: Simplify right side
    8,764,843.55x = 59,235,907,647,394.18
  5. Step 5: Solve for x
    x = 59,235,907,647,394.18/8,764,843.55
  6. Step 6: Final answer
    x = 6,758,353.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.