Home / 8,517,142.80-11,753,834.94-4,649,826.96

Finding the Fourth Proportional to 8,517,142.80, 11,753,834.94 and 4,649,826.96

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Solution

The fourth proportional to 8,517,142.80, 11,753,834.94 and 4,649,826.96 is: 6,416,858.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,517,142.80 : 11,753,834.94 = 4,649,826.96 : x
  2. Step 2: Convert to fraction form
    8,517,142.80/11,753,834.94 = 4,649,826.96/x
  3. Step 3: Cross multiply
    8,517,142.80x = 11,753,834.94 × 4,649,826.96
  4. Step 4: Simplify right side
    8,517,142.80x = 54,653,298,587,401.98
  5. Step 5: Solve for x
    x = 54,653,298,587,401.98/8,517,142.80
  6. Step 6: Final answer
    x = 6,416,858.31

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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.