Home / 7,028,666.22-10,535,454.18-2,981,739.36

Finding the Fourth Proportional to 7,028,666.22, 10,535,454.18 and 2,981,739.36

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Solution

The fourth proportional to 7,028,666.22, 10,535,454.18 and 2,981,739.36 is: 4,469,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,666.22 : 10,535,454.18 = 2,981,739.36 : x
  2. Step 2: Convert to fraction form
    7,028,666.22/10,535,454.18 = 2,981,739.36/x
  3. Step 3: Cross multiply
    7,028,666.22x = 10,535,454.18 × 2,981,739.36
  4. Step 4: Simplify right side
    7,028,666.22x = 31,413,978,403,982.52
  5. Step 5: Solve for x
    x = 31,413,978,403,982.52/7,028,666.22
  6. Step 6: Final answer
    x = 4,469,408.20

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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.