Home / 11,763,964.80-17,645,947.20-4,191,177.60

Finding the Fourth Proportional to 11,763,964.80, 17,645,947.20 and 4,191,177.60

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Solution

The fourth proportional to 11,763,964.80, 17,645,947.20 and 4,191,177.60 is: 6,286,766.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763,964.80 : 17,645,947.20 = 4,191,177.60 : x
  2. Step 2: Convert to fraction form
    11,763,964.80/17,645,947.20 = 4,191,177.60/x
  3. Step 3: Cross multiply
    11,763,964.80x = 17,645,947.20 × 4,191,177.60
  4. Step 4: Simplify right side
    11,763,964.80x = 73,957,298,635,422.72
  5. Step 5: Solve for x
    x = 73,957,298,635,422.72/11,763,964.80
  6. Step 6: Final answer
    x = 6,286,766.40

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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.