Home / 9,139,910.37-12,591,877.99-6,382,229.80

Finding the Fourth Proportional to 9,139,910.37, 12,591,877.99 and 6,382,229.80

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Solution

The fourth proportional to 9,139,910.37, 12,591,877.99 and 6,382,229.80 is: 8,792,674.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,139,910.37 : 12,591,877.99 = 6,382,229.80 : x
  2. Step 2: Convert to fraction form
    9,139,910.37/12,591,877.99 = 6,382,229.80/x
  3. Step 3: Cross multiply
    9,139,910.37x = 12,591,877.99 × 6,382,229.80
  4. Step 4: Simplify right side
    9,139,910.37x = 80,364,259,005,462.56
  5. Step 5: Solve for x
    x = 80,364,259,005,462.56/9,139,910.37
  6. Step 6: Final answer
    x = 8,792,674.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.