Home / 6,568,862.20-9,860,666.10-5,079,556.60

Finding the Fourth Proportional to 6,568,862.20, 9,860,666.10 and 5,079,556.60

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Solution

The fourth proportional to 6,568,862.20, 9,860,666.10 and 5,079,556.60 is: 7,625,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,568,862.20 : 9,860,666.10 = 5,079,556.60 : x
  2. Step 2: Convert to fraction form
    6,568,862.20/9,860,666.10 = 5,079,556.60/x
  3. Step 3: Cross multiply
    6,568,862.20x = 9,860,666.10 × 5,079,556.60
  4. Step 4: Simplify right side
    6,568,862.20x = 50,087,811,568,651.26
  5. Step 5: Solve for x
    x = 50,087,811,568,651.26/6,568,862.20
  6. Step 6: Final answer
    x = 7,625,036.12

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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.