Home / 10,781,260.80-16,171,891.20-4,396,095.60

Finding the Fourth Proportional to 10,781,260.80, 16,171,891.20 and 4,396,095.60

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Solution

The fourth proportional to 10,781,260.80, 16,171,891.20 and 4,396,095.60 is: 6,594,143.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,781,260.80 : 16,171,891.20 = 4,396,095.60 : x
  2. Step 2: Convert to fraction form
    10,781,260.80/16,171,891.20 = 4,396,095.60/x
  3. Step 3: Cross multiply
    10,781,260.80x = 16,171,891.20 × 4,396,095.60
  4. Step 4: Simplify right side
    10,781,260.80x = 71,093,179,747,998.70
  5. Step 5: Solve for x
    x = 71,093,179,747,998.70/10,781,260.80
  6. Step 6: Final answer
    x = 6,594,143.40

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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.