Home / 10,071,131.36-13,898,163.26-5,487,452.73

Finding the Fourth Proportional to 10,071,131.36, 13,898,163.26 and 5,487,452.73

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Solution

The fourth proportional to 10,071,131.36, 13,898,163.26 and 5,487,452.73 is: 7,572,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,131.36 : 13,898,163.26 = 5,487,452.73 : x
  2. Step 2: Convert to fraction form
    10,071,131.36/13,898,163.26 = 5,487,452.73/x
  3. Step 3: Cross multiply
    10,071,131.36x = 13,898,163.26 × 5,487,452.73
  4. Step 4: Simplify right side
    10,071,131.36x = 76,265,513,936,791.33
  5. Step 5: Solve for x
    x = 76,265,513,936,791.33/10,071,131.36
  6. Step 6: Final answer
    x = 7,572,685.85

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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.