Home / 20,180,843.41-27,850,469.43-11,363,326.89

Finding the Fourth Proportional to 20,180,843.41, 27,850,469.43 and 11,363,326.89

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Solution

The fourth proportional to 20,180,843.41, 27,850,469.43 and 11,363,326.89 is: 15,681,900.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,180,843.41 : 27,850,469.43 = 11,363,326.89 : x
  2. Step 2: Convert to fraction form
    20,180,843.41/27,850,469.43 = 11,363,326.89/x
  3. Step 3: Cross multiply
    20,180,843.41x = 27,850,469.43 × 11,363,326.89
  4. Step 4: Simplify right side
    20,180,843.41x = 316,473,988,173,042
  5. Step 5: Solve for x
    x = 316,473,988,173,042/20,180,843.41
  6. Step 6: Final answer
    x = 15,681,900.99

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1.5x scale

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.