Home / 11,691,665.96-17,537,507.46-3,172,001.72

Finding the Fourth Proportional to 11,691,665.96, 17,537,507.46 and 3,172,001.72

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Solution

The fourth proportional to 11,691,665.96, 17,537,507.46 and 3,172,001.72 is: 4,758,004.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691,665.96 : 17,537,507.46 = 3,172,001.72 : x
  2. Step 2: Convert to fraction form
    11,691,665.96/17,537,507.46 = 3,172,001.72/x
  3. Step 3: Cross multiply
    11,691,665.96x = 17,537,507.46 × 3,172,001.72
  4. Step 4: Simplify right side
    11,691,665.96x = 55,629,003,827,632.84
  5. Step 5: Solve for x
    x = 55,629,003,827,632.84/11,691,665.96
  6. Step 6: Final answer
    x = 4,758,004.89

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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.