Home / 12,231,205.80-18,346,735.80-3,133,285.80

Finding the Fourth Proportional to 12,231,205.80, 18,346,735.80 and 3,133,285.80

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Solution

The fourth proportional to 12,231,205.80, 18,346,735.80 and 3,133,285.80 is: 4,699,910.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,205.80 : 18,346,735.80 = 3,133,285.80 : x
  2. Step 2: Convert to fraction form
    12,231,205.80/18,346,735.80 = 3,133,285.80/x
  3. Step 3: Cross multiply
    12,231,205.80x = 18,346,735.80 × 3,133,285.80
  4. Step 4: Simplify right side
    12,231,205.80x = 57,485,566,758,491.64
  5. Step 5: Solve for x
    x = 57,485,566,758,491.64/12,231,205.80
  6. Step 6: Final answer
    x = 4,699,910.03

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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.