Home / 4,728,899.20-7,082,851.20-3,889,091.20

Finding the Fourth Proportional to 4,728,899.20, 7,082,851.20 and 3,889,091.20

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Solution

The fourth proportional to 4,728,899.20, 7,082,851.20 and 3,889,091.20 is: 5,825,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728,899.20 : 7,082,851.20 = 3,889,091.20 : x
  2. Step 2: Convert to fraction form
    4,728,899.20/7,082,851.20 = 3,889,091.20/x
  3. Step 3: Cross multiply
    4,728,899.20x = 7,082,851.20 × 3,889,091.20
  4. Step 4: Simplify right side
    4,728,899.20x = 27,545,854,272,829.44
  5. Step 5: Solve for x
    x = 27,545,854,272,829.44/4,728,899.20
  6. Step 6: Final answer
    x = 5,825,003.47

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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.