Home / 12,821,885.88-19,235,939.22-3,846,437.88

Finding the Fourth Proportional to 12,821,885.88, 19,235,939.22 and 3,846,437.88

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Solution

The fourth proportional to 12,821,885.88, 19,235,939.22 and 3,846,437.88 is: 5,770,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,821,885.88 : 19,235,939.22 = 3,846,437.88 : x
  2. Step 2: Convert to fraction form
    12,821,885.88/19,235,939.22 = 3,846,437.88/x
  3. Step 3: Cross multiply
    12,821,885.88x = 19,235,939.22 × 3,846,437.88
  4. Step 4: Simplify right side
    12,821,885.88x = 73,989,845,273,185.64
  5. Step 5: Solve for x
    x = 73,989,845,273,185.64/12,821,885.88
  6. Step 6: Final answer
    x = 5,770,589.91

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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.