Home / 12,231,202.80-18,346,731.30-3,133,282.80

Finding the Fourth Proportional to 12,231,202.80, 18,346,731.30 and 3,133,282.80

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Solution

The fourth proportional to 12,231,202.80, 18,346,731.30 and 3,133,282.80 is: 4,699,905.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,202.80 : 18,346,731.30 = 3,133,282.80 : x
  2. Step 2: Convert to fraction form
    12,231,202.80/18,346,731.30 = 3,133,282.80/x
  3. Step 3: Cross multiply
    12,231,202.80x = 18,346,731.30 × 3,133,282.80
  4. Step 4: Simplify right side
    12,231,202.80x = 57,485,497,618,511.64
  5. Step 5: Solve for x
    x = 57,485,497,618,511.64/12,231,202.80
  6. Step 6: Final answer
    x = 4,699,905.53

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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.