Home / 5,642,604.13-7,789,176.39-3,809,544.43

Finding the Fourth Proportional to 5,642,604.13, 7,789,176.39 and 3,809,544.43

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Solution

The fourth proportional to 5,642,604.13, 7,789,176.39 and 3,809,544.43 is: 5,258,779.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,642,604.13 : 7,789,176.39 = 3,809,544.43 : x
  2. Step 2: Convert to fraction form
    5,642,604.13/7,789,176.39 = 3,809,544.43/x
  3. Step 3: Cross multiply
    5,642,604.13x = 7,789,176.39 × 3,809,544.43
  4. Step 4: Simplify right side
    5,642,604.13x = 29,673,213,530,812.01
  5. Step 5: Solve for x
    x = 29,673,213,530,812.01/5,642,604.13
  6. Step 6: Final answer
    x = 5,258,779.96

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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.