Home / 36,538,920.97-50,423,709.83-20,019,671.40

Finding the Fourth Proportional to 36,538,920.97, 50,423,709.83 and 20,019,671.40

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Solution

The fourth proportional to 36,538,920.97, 50,423,709.83 and 20,019,671.40 is: 27,627,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,538,920.97 : 50,423,709.83 = 20,019,671.40 : x
  2. Step 2: Convert to fraction form
    36,538,920.97/50,423,709.83 = 20,019,671.40/x
  3. Step 3: Cross multiply
    36,538,920.97x = 50,423,709.83 × 20,019,671.40
  4. Step 4: Simplify right side
    36,538,920.97x = 1,009,466,101,363,480.50
  5. Step 5: Solve for x
    x = 1,009,466,101,363,480.50/36,538,920.97
  6. Step 6: Final answer
    x = 27,627,145.92

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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.