Home / 13,986,493.65-20,981,982.51-5,900,660.37

Finding the Fourth Proportional to 13,986,493.65, 20,981,982.51 and 5,900,660.37

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Solution

The fourth proportional to 13,986,493.65, 20,981,982.51 and 5,900,660.37 is: 8,851,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,493.65 : 20,981,982.51 = 5,900,660.37 : x
  2. Step 2: Convert to fraction form
    13,986,493.65/20,981,982.51 = 5,900,660.37/x
  3. Step 3: Cross multiply
    13,986,493.65x = 20,981,982.51 × 5,900,660.37
  4. Step 4: Simplify right side
    13,986,493.65x = 123,807,552,680,790.14
  5. Step 5: Solve for x
    x = 123,807,552,680,790.14/13,986,493.65
  6. Step 6: Final answer
    x = 8,851,936.43

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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.