Home / 5,642,481.73-7,789,008.27-3,809,422.84

Finding the Fourth Proportional to 5,642,481.73, 7,789,008.27 and 3,809,422.84

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Solution

The fourth proportional to 5,642,481.73, 7,789,008.27 and 3,809,422.84 is: 5,258,612.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,481.73 : 7,789,008.27 = 3,809,422.84 : x
  2. Step 2: Convert to fraction form
    5,642,481.73/7,789,008.27 = 3,809,422.84/x
  3. Step 3: Cross multiply
    5,642,481.73x = 7,789,008.27 × 3,809,422.84
  4. Step 4: Simplify right side
    5,642,481.73x = 29,671,626,004,686.88
  5. Step 5: Solve for x
    x = 29,671,626,004,686.88/5,642,481.73
  6. Step 6: Final answer
    x = 5,258,612.69

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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.