Home / 35,685,772.22-49,246,365.59-20,215,856.84

Finding the Fourth Proportional to 35,685,772.22, 49,246,365.59 and 20,215,856.84

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Solution

The fourth proportional to 35,685,772.22, 49,246,365.59 and 20,215,856.84 is: 27,897,882.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,685,772.22 : 49,246,365.59 = 20,215,856.84 : x
  2. Step 2: Convert to fraction form
    35,685,772.22/49,246,365.59 = 20,215,856.84/x
  3. Step 3: Cross multiply
    35,685,772.22x = 49,246,365.59 × 20,215,856.84
  4. Step 4: Simplify right side
    35,685,772.22x = 995,557,476,310,431.12
  5. Step 5: Solve for x
    x = 995,557,476,310,431.12/35,685,772.22
  6. Step 6: Final answer
    x = 27,897,882.39

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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.