Home / 11,974,370.85-16,519,942.85-7,382,720.61

Finding the Fourth Proportional to 11,974,370.85, 16,519,942.85 and 7,382,720.61

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Solution

The fourth proportional to 11,974,370.85, 16,519,942.85 and 7,382,720.61 is: 10,185,263.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,370.85 : 16,519,942.85 = 7,382,720.61 : x
  2. Step 2: Convert to fraction form
    11,974,370.85/16,519,942.85 = 7,382,720.61/x
  3. Step 3: Cross multiply
    11,974,370.85x = 16,519,942.85 × 7,382,720.61
  4. Step 4: Simplify right side
    11,974,370.85x = 121,962,122,517,803.55
  5. Step 5: Solve for x
    x = 121,962,122,517,803.55/11,974,370.85
  6. Step 6: Final answer
    x = 10,185,263.51

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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.