Home / 6,661,153.15-9,992,093.08-2,111,872.92

Finding the Fourth Proportional to 6,661,153.15, 9,992,093.08 and 2,111,872.92

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Solution

The fourth proportional to 6,661,153.15, 9,992,093.08 and 2,111,872.92 is: 3,167,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,153.15 : 9,992,093.08 = 2,111,872.92 : x
  2. Step 2: Convert to fraction form
    6,661,153.15/9,992,093.08 = 2,111,872.92/x
  3. Step 3: Cross multiply
    6,661,153.15x = 9,992,093.08 × 2,111,872.92
  4. Step 4: Simplify right side
    6,661,153.15x = 21,102,030,789,771.39
  5. Step 5: Solve for x
    x = 21,102,030,789,771.39/6,661,153.15
  6. Step 6: Final answer
    x = 3,167,924.58

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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.