Home / 8,059,198.68-12,085,894.98-2,666,853.72

Finding the Fourth Proportional to 8,059,198.68, 12,085,894.98 and 2,666,853.72

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Solution

The fourth proportional to 8,059,198.68, 12,085,894.98 and 2,666,853.72 is: 3,999,319.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,059,198.68 : 12,085,894.98 = 2,666,853.72 : x
  2. Step 2: Convert to fraction form
    8,059,198.68/12,085,894.98 = 2,666,853.72/x
  3. Step 3: Cross multiply
    8,059,198.68x = 12,085,894.98 × 2,666,853.72
  4. Step 4: Simplify right side
    8,059,198.68x = 32,231,313,986,942.33
  5. Step 5: Solve for x
    x = 32,231,313,986,942.33/8,059,198.68
  6. Step 6: Final answer
    x = 3,999,319.94

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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.