Home / 14,016,986.26-19,343,404.77-7,821,967.80

Finding the Fourth Proportional to 14,016,986.26, 19,343,404.77 and 7,821,967.80

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Solution

The fourth proportional to 14,016,986.26, 19,343,404.77 and 7,821,967.80 is: 10,794,295.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016,986.26 : 19,343,404.77 = 7,821,967.80 : x
  2. Step 2: Convert to fraction form
    14,016,986.26/19,343,404.77 = 7,821,967.80/x
  3. Step 3: Cross multiply
    14,016,986.26x = 19,343,404.77 × 7,821,967.80
  4. Step 4: Simplify right side
    14,016,986.26x = 151,303,489,296,511.78
  5. Step 5: Solve for x
    x = 151,303,489,296,511.78/14,016,986.26
  6. Step 6: Final answer
    x = 10,794,295.33

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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.