Home / 8,991,739.53-13,489,272.56-2,845,268.71

Finding the Fourth Proportional to 8,991,739.53, 13,489,272.56 and 2,845,268.71

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Solution

The fourth proportional to 8,991,739.53, 13,489,272.56 and 2,845,268.71 is: 4,268,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,739.53 : 13,489,272.56 = 2,845,268.71 : x
  2. Step 2: Convert to fraction form
    8,991,739.53/13,489,272.56 = 2,845,268.71/x
  3. Step 3: Cross multiply
    8,991,739.53x = 13,489,272.56 × 2,845,268.71
  4. Step 4: Simplify right side
    8,991,739.53x = 38,380,605,109,019.59
  5. Step 5: Solve for x
    x = 38,380,605,109,019.59/8,991,739.53
  6. Step 6: Final answer
    x = 4,268,429.37

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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.