Home / 8,131,552.20-11,221,893.90-4,867,735.50

Finding the Fourth Proportional to 8,131,552.20, 11,221,893.90 and 4,867,735.50

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Solution

The fourth proportional to 8,131,552.20, 11,221,893.90 and 4,867,735.50 is: 6,717,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,131,552.20 : 11,221,893.90 = 4,867,735.50 : x
  2. Step 2: Convert to fraction form
    8,131,552.20/11,221,893.90 = 4,867,735.50/x
  3. Step 3: Cross multiply
    8,131,552.20x = 11,221,893.90 × 4,867,735.50
  4. Step 4: Simplify right side
    8,131,552.20x = 54,625,211,314,263.45
  5. Step 5: Solve for x
    x = 54,625,211,314,263.45/8,131,552.20
  6. Step 6: Final answer
    x = 6,717,685.62

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1.5x scale

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.