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Finding the Fourth Proportional to 5,649,542.37, 7,789,050.66 and 3,659,136.66

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Solution

The fourth proportional to 5,649,542.37, 7,789,050.66 and 3,659,136.66 is: 5,044,868.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649,542.37 : 7,789,050.66 = 3,659,136.66 : x
  2. Step 2: Convert to fraction form
    5,649,542.37/7,789,050.66 = 3,659,136.66/x
  3. Step 3: Cross multiply
    5,649,542.37x = 7,789,050.66 × 3,659,136.66
  4. Step 4: Simplify right side
    5,649,542.37x = 28,501,200,816,603.20
  5. Step 5: Solve for x
    x = 28,501,200,816,603.20/5,649,542.37
  6. Step 6: Final answer
    x = 5,044,868.94

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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.