Home / 11,418,719.48-17,129,999.14-5,661,737.24

Finding the Fourth Proportional to 11,418,719.48, 17,129,999.14 and 5,661,737.24

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Solution

The fourth proportional to 11,418,719.48, 17,129,999.14 and 5,661,737.24 is: 8,493,557.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,418,719.48 : 17,129,999.14 = 5,661,737.24 : x
  2. Step 2: Convert to fraction form
    11,418,719.48/17,129,999.14 = 5,661,737.24/x
  3. Step 3: Cross multiply
    11,418,719.48x = 17,129,999.14 × 5,661,737.24
  4. Step 4: Simplify right side
    11,418,719.48x = 96,985,554,052,105.98
  5. Step 5: Solve for x
    x = 96,985,554,052,105.98/11,418,719.48
  6. Step 6: Final answer
    x = 8,493,557.81

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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.