Home / 9,805,013.15-13,531,021.91-5,394,796.73

Finding the Fourth Proportional to 9,805,013.15, 13,531,021.91 and 5,394,796.73

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Solution

The fourth proportional to 9,805,013.15, 13,531,021.91 and 5,394,796.73 is: 7,444,876.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,805,013.15 : 13,531,021.91 = 5,394,796.73 : x
  2. Step 2: Convert to fraction form
    9,805,013.15/13,531,021.91 = 5,394,796.73/x
  3. Step 3: Cross multiply
    9,805,013.15x = 13,531,021.91 × 5,394,796.73
  4. Step 4: Simplify right side
    9,805,013.15x = 72,997,112,658,997.25
  5. Step 5: Solve for x
    x = 72,997,112,658,997.25/9,805,013.15
  6. Step 6: Final answer
    x = 7,444,876.57

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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.