Home / 12,077,842.37-16,667,880.91-6,922,198.85

Finding the Fourth Proportional to 12,077,842.37, 16,667,880.91 and 6,922,198.85

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Solution

The fourth proportional to 12,077,842.37, 16,667,880.91 and 6,922,198.85 is: 9,552,897.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077,842.37 : 16,667,880.91 = 6,922,198.85 : x
  2. Step 2: Convert to fraction form
    12,077,842.37/16,667,880.91 = 6,922,198.85/x
  3. Step 3: Cross multiply
    12,077,842.37x = 16,667,880.91 × 6,922,198.85
  4. Step 4: Simplify right side
    12,077,842.37x = 115,378,385,966,494.05
  5. Step 5: Solve for x
    x = 115,378,385,966,494.05/12,077,842.37
  6. Step 6: Final answer
    x = 9,552,897.15

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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.