Home / 13,816,320.40-20,726,035.80-4,231,622.80

Finding the Fourth Proportional to 13,816,320.40, 20,726,035.80 and 4,231,622.80

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Solution

The fourth proportional to 13,816,320.40, 20,726,035.80 and 4,231,622.80 is: 6,347,910.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,320.40 : 20,726,035.80 = 4,231,622.80 : x
  2. Step 2: Convert to fraction form
    13,816,320.40/20,726,035.80 = 4,231,622.80/x
  3. Step 3: Cross multiply
    13,816,320.40x = 20,726,035.80 × 4,231,622.80
  4. Step 4: Simplify right side
    13,816,320.40x = 87,704,765,644,896.23
  5. Step 5: Solve for x
    x = 87,704,765,644,896.23/13,816,320.40
  6. Step 6: Final answer
    x = 6,347,910.52

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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.