Home / 5,108,743.91-7,050,208.55-3,122,201.36

Finding the Fourth Proportional to 5,108,743.91, 7,050,208.55 and 3,122,201.36

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Solution

The fourth proportional to 5,108,743.91, 7,050,208.55 and 3,122,201.36 is: 4,308,724.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,743.91 : 7,050,208.55 = 3,122,201.36 : x
  2. Step 2: Convert to fraction form
    5,108,743.91/7,050,208.55 = 3,122,201.36/x
  3. Step 3: Cross multiply
    5,108,743.91x = 7,050,208.55 × 3,122,201.36
  4. Step 4: Simplify right side
    5,108,743.91x = 22,012,170,725,108.14
  5. Step 5: Solve for x
    x = 22,012,170,725,108.14/5,108,743.91
  6. Step 6: Final answer
    x = 4,308,724.63

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.