Home / 8,139,563.88-12,209,606.46-4,093,843.56

Finding the Fourth Proportional to 8,139,563.88, 12,209,606.46 and 4,093,843.56

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Solution

The fourth proportional to 8,139,563.88, 12,209,606.46 and 4,093,843.56 is: 6,140,896.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,139,563.88 : 12,209,606.46 = 4,093,843.56 : x
  2. Step 2: Convert to fraction form
    8,139,563.88/12,209,606.46 = 4,093,843.56/x
  3. Step 3: Cross multiply
    8,139,563.88x = 12,209,606.46 × 4,093,843.56
  4. Step 4: Simplify right side
    8,139,563.88x = 49,984,218,776,405.40
  5. Step 5: Solve for x
    x = 49,984,218,776,405.40/8,139,563.88
  6. Step 6: Final answer
    x = 6,140,896.43

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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.