Home / 5,439,136.86-7,505,850.33-2,991,747.24

Finding the Fourth Proportional to 5,439,136.86, 7,505,850.33 and 2,991,747.24

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Solution

The fourth proportional to 5,439,136.86, 7,505,850.33 and 2,991,747.24 is: 4,128,523.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,136.86 : 7,505,850.33 = 2,991,747.24 : x
  2. Step 2: Convert to fraction form
    5,439,136.86/7,505,850.33 = 2,991,747.24/x
  3. Step 3: Cross multiply
    5,439,136.86x = 7,505,850.33 × 2,991,747.24
  4. Step 4: Simplify right side
    5,439,136.86x = 22,455,607,008,630.59
  5. Step 5: Solve for x
    x = 22,455,607,008,630.59/5,439,136.86
  6. Step 6: Final answer
    x = 4,128,523.99

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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.