Home / 36,515,477.28-50,392,933.28-20,217,954.72

Finding the Fourth Proportional to 36,515,477.28, 50,392,933.28 and 20,217,954.72

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Solution

The fourth proportional to 36,515,477.28, 50,392,933.28 and 20,217,954.72 is: 27,901,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515,477.28 : 50,392,933.28 = 20,217,954.72 : x
  2. Step 2: Convert to fraction form
    36,515,477.28/50,392,933.28 = 20,217,954.72/x
  3. Step 3: Cross multiply
    36,515,477.28x = 50,392,933.28 × 20,217,954.72
  4. Step 4: Simplify right side
    36,515,477.28x = 1,018,842,043,263,021
  5. Step 5: Solve for x
    x = 1,018,842,043,263,021/36,515,477.28
  6. Step 6: Final answer
    x = 27,901,649.36

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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.