Home / 11,179,791.60-16,769,687.40-6,644,828.40

Finding the Fourth Proportional to 11,179,791.60, 16,769,687.40 and 6,644,828.40

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Solution

The fourth proportional to 11,179,791.60, 16,769,687.40 and 6,644,828.40 is: 9,967,242.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179,791.60 : 16,769,687.40 = 6,644,828.40 : x
  2. Step 2: Convert to fraction form
    11,179,791.60/16,769,687.40 = 6,644,828.40/x
  3. Step 3: Cross multiply
    11,179,791.60x = 16,769,687.40 × 6,644,828.40
  4. Step 4: Simplify right side
    11,179,791.60x = 111,431,695,094,642.17
  5. Step 5: Solve for x
    x = 111,431,695,094,642.17/11,179,791.60
  6. Step 6: Final answer
    x = 9,967,242.60

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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.