Home / 6,661,153.65-9,992,093.83-2,111,873.42

Finding the Fourth Proportional to 6,661,153.65, 9,992,093.83 and 2,111,873.42

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Solution

The fourth proportional to 6,661,153.65, 9,992,093.83 and 2,111,873.42 is: 3,167,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,661,153.65 : 9,992,093.83 = 2,111,873.42 : x
  2. Step 2: Convert to fraction form
    6,661,153.65/9,992,093.83 = 2,111,873.42/x
  3. Step 3: Cross multiply
    6,661,153.65x = 9,992,093.83 × 2,111,873.42
  4. Step 4: Simplify right side
    6,661,153.65x = 21,102,037,369,723.00
  5. Step 5: Solve for x
    x = 21,102,037,369,723.00/6,661,153.65
  6. Step 6: Final answer
    x = 3,167,925.33

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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.