Home / 8,142,797.19-11,230,833.44-5,531,314.84

Finding the Fourth Proportional to 8,142,797.19, 11,230,833.44 and 5,531,314.84

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Solution

The fourth proportional to 8,142,797.19, 11,230,833.44 and 5,531,314.84 is: 7,628,984.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,797.19 : 11,230,833.44 = 5,531,314.84 : x
  2. Step 2: Convert to fraction form
    8,142,797.19/11,230,833.44 = 5,531,314.84/x
  3. Step 3: Cross multiply
    8,142,797.19x = 11,230,833.44 × 5,531,314.84
  4. Step 4: Simplify right side
    8,142,797.19x = 62,121,275,642,431.88
  5. Step 5: Solve for x
    x = 62,121,275,642,431.88/8,142,797.19
  6. Step 6: Final answer
    x = 7,628,984.76

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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.