Home / 7,764,936.30-11,647,404.45-3,985,800.30

Finding the Fourth Proportional to 7,764,936.30, 11,647,404.45 and 3,985,800.30

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Solution

The fourth proportional to 7,764,936.30, 11,647,404.45 and 3,985,800.30 is: 5,978,700.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,936.30 : 11,647,404.45 = 3,985,800.30 : x
  2. Step 2: Convert to fraction form
    7,764,936.30/11,647,404.45 = 3,985,800.30/x
  3. Step 3: Cross multiply
    7,764,936.30x = 11,647,404.45 × 3,985,800.30
  4. Step 4: Simplify right side
    7,764,936.30x = 46,424,228,151,031.33
  5. Step 5: Solve for x
    x = 46,424,228,151,031.33/7,764,936.30
  6. Step 6: Final answer
    x = 5,978,700.45

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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.