Home / 8,111,200.68-11,192,691.60-4,847,365.80

Finding the Fourth Proportional to 8,111,200.68, 11,192,691.60 and 4,847,365.80

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Solution

The fourth proportional to 8,111,200.68, 11,192,691.60 and 4,847,365.80 is: 6,688,907.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111,200.68 : 11,192,691.60 = 4,847,365.80 : x
  2. Step 2: Convert to fraction form
    8,111,200.68/11,192,691.60 = 4,847,365.80/x
  3. Step 3: Cross multiply
    8,111,200.68x = 11,192,691.60 × 4,847,365.80
  4. Step 4: Simplify right side
    8,111,200.68x = 54,255,070,471,787.27
  5. Step 5: Solve for x
    x = 54,255,070,471,787.27/8,111,200.68
  6. Step 6: Final answer
    x = 6,688,907.43

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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.