Home / 11,918,588.26-17,878,046.42-3,398,925.64

Finding the Fourth Proportional to 11,918,588.26, 17,878,046.42 and 3,398,925.64

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Solution

The fourth proportional to 11,918,588.26, 17,878,046.42 and 3,398,925.64 is: 5,098,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,918,588.26 : 17,878,046.42 = 3,398,925.64 : x
  2. Step 2: Convert to fraction form
    11,918,588.26/17,878,046.42 = 3,398,925.64/x
  3. Step 3: Cross multiply
    11,918,588.26x = 17,878,046.42 × 3,398,925.64
  4. Step 4: Simplify right side
    11,918,588.26x = 60,766,150,370,048.22
  5. Step 5: Solve for x
    x = 60,766,150,370,048.22/11,918,588.26
  6. Step 6: Final answer
    x = 5,098,435.24

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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.