Home / 13,986,116.10-20,982,021.96-5,899,121.82

Finding the Fourth Proportional to 13,986,116.10, 20,982,021.96 and 5,899,121.82

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Solution

The fourth proportional to 13,986,116.10, 20,982,021.96 and 5,899,121.82 is: 8,849,883.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,986,116.10 : 20,982,021.96 = 5,899,121.82 : x
  2. Step 2: Convert to fraction form
    13,986,116.10/20,982,021.96 = 5,899,121.82/x
  3. Step 3: Cross multiply
    13,986,116.10x = 20,982,021.96 × 5,899,121.82
  4. Step 4: Simplify right side
    13,986,116.10x = 123,775,503,571,955.17
  5. Step 5: Solve for x
    x = 123,775,503,571,955.17/13,986,116.10
  6. Step 6: Final answer
    x = 8,849,883.89

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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.