Home / 12,317,779.76-18,479,310.44-3,682,556.06

Finding the Fourth Proportional to 12,317,779.76, 18,479,310.44 and 3,682,556.06

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Solution

The fourth proportional to 12,317,779.76, 18,479,310.44 and 3,682,556.06 is: 5,524,623.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317,779.76 : 18,479,310.44 = 3,682,556.06 : x
  2. Step 2: Convert to fraction form
    12,317,779.76/18,479,310.44 = 3,682,556.06/x
  3. Step 3: Cross multiply
    12,317,779.76x = 18,479,310.44 × 3,682,556.06
  4. Step 4: Simplify right side
    12,317,779.76x = 68,051,096,534,633.93
  5. Step 5: Solve for x
    x = 68,051,096,534,633.93/12,317,779.76
  6. Step 6: Final answer
    x = 5,524,623.58

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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.