Home / 11,974,380.85-16,519,956.64-7,382,730.61

Finding the Fourth Proportional to 11,974,380.85, 16,519,956.64 and 7,382,730.61

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Solution

The fourth proportional to 11,974,380.85, 16,519,956.64 and 7,382,730.61 is: 10,185,277.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,380.85 : 16,519,956.64 = 7,382,730.61 : x
  2. Step 2: Convert to fraction form
    11,974,380.85/16,519,956.64 = 7,382,730.61/x
  3. Step 3: Cross multiply
    11,974,380.85x = 16,519,956.64 × 7,382,730.61
  4. Step 4: Simplify right side
    11,974,380.85x = 121,962,389,562,000.77
  5. Step 5: Solve for x
    x = 121,962,389,562,000.77/11,974,380.85
  6. Step 6: Final answer
    x = 10,185,277.31

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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.