Home / 7,016,464.83-9,682,431.93-3,918,973.91

Finding the Fourth Proportional to 7,016,464.83, 9,682,431.93 and 3,918,973.91

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Solution

The fourth proportional to 7,016,464.83, 9,682,431.93 and 3,918,973.91 is: 5,408,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,464.83 : 9,682,431.93 = 3,918,973.91 : x
  2. Step 2: Convert to fraction form
    7,016,464.83/9,682,431.93 = 3,918,973.91/x
  3. Step 3: Cross multiply
    7,016,464.83x = 9,682,431.93 × 3,918,973.91
  4. Step 4: Simplify right side
    7,016,464.83x = 37,945,198,070,608.78
  5. Step 5: Solve for x
    x = 37,945,198,070,608.78/7,016,464.83
  6. Step 6: Final answer
    x = 5,408,022.27

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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.