Home / 6,820,388.25-9,412,136.60-3,764,603.31

Finding the Fourth Proportional to 6,820,388.25, 9,412,136.60 and 3,764,603.31

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Solution

The fourth proportional to 6,820,388.25, 9,412,136.60 and 3,764,603.31 is: 5,195,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,388.25 : 9,412,136.60 = 3,764,603.31 : x
  2. Step 2: Convert to fraction form
    6,820,388.25/9,412,136.60 = 3,764,603.31/x
  3. Step 3: Cross multiply
    6,820,388.25x = 9,412,136.60 × 3,764,603.31
  4. Step 4: Simplify right side
    6,820,388.25x = 35,432,960,579,709.13
  5. Step 5: Solve for x
    x = 35,432,960,579,709.13/6,820,388.25
  6. Step 6: Final answer
    x = 5,195,153.01

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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.