Home / 18,182,149.94-25,091,899.83-9,922,743.26

Finding the Fourth Proportional to 18,182,149.94, 25,091,899.83 and 9,922,743.26

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Solution

The fourth proportional to 18,182,149.94, 25,091,899.83 and 9,922,743.26 is: 13,693,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182,149.94 : 25,091,899.83 = 9,922,743.26 : x
  2. Step 2: Convert to fraction form
    18,182,149.94/25,091,899.83 = 9,922,743.26/x
  3. Step 3: Cross multiply
    18,182,149.94x = 25,091,899.83 × 9,922,743.26
  4. Step 4: Simplify right side
    18,182,149.94x = 248,980,479,918,727.62
  5. Step 5: Solve for x
    x = 248,980,479,918,727.62/18,182,149.94
  6. Step 6: Final answer
    x = 13,693,676.53

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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.