Home / 8,825,661.80-13,238,492.70-3,143,835.80

Finding the Fourth Proportional to 8,825,661.80, 13,238,492.70 and 3,143,835.80

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Solution

The fourth proportional to 8,825,661.80, 13,238,492.70 and 3,143,835.80 is: 4,715,753.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,825,661.80 : 13,238,492.70 = 3,143,835.80 : x
  2. Step 2: Convert to fraction form
    8,825,661.80/13,238,492.70 = 3,143,835.80/x
  3. Step 3: Cross multiply
    8,825,661.80x = 13,238,492.70 × 3,143,835.80
  4. Step 4: Simplify right side
    8,825,661.80x = 41,619,647,288,298.66
  5. Step 5: Solve for x
    x = 41,619,647,288,298.66/8,825,661.80
  6. Step 6: Final answer
    x = 4,715,753.70

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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.