Home / 8,751,986.26-13,128,010.92-2,686,718.30

Finding the Fourth Proportional to 8,751,986.26, 13,128,010.92 and 2,686,718.30

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Solution

The fourth proportional to 8,751,986.26, 13,128,010.92 and 2,686,718.30 is: 4,030,087.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,751,986.26 : 13,128,010.92 = 2,686,718.30 : x
  2. Step 2: Convert to fraction form
    8,751,986.26/13,128,010.92 = 2,686,718.30/x
  3. Step 3: Cross multiply
    8,751,986.26x = 13,128,010.92 × 2,686,718.30
  4. Step 4: Simplify right side
    8,751,986.26x = 35,271,267,214,183.87
  5. Step 5: Solve for x
    x = 35,271,267,214,183.87/8,751,986.26
  6. Step 6: Final answer
    x = 4,030,087.13

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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.