Home / 36,733,718.88-50,692,998.42-20,215,745.28

Finding the Fourth Proportional to 36,733,718.88, 50,692,998.42 and 20,215,745.28

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Solution

The fourth proportional to 36,733,718.88, 50,692,998.42 and 20,215,745.28 is: 27,897,985.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,733,718.88 : 50,692,998.42 = 20,215,745.28 : x
  2. Step 2: Convert to fraction form
    36,733,718.88/50,692,998.42 = 20,215,745.28/x
  3. Step 3: Cross multiply
    36,733,718.88x = 50,692,998.42 × 20,215,745.28
  4. Step 4: Simplify right side
    36,733,718.88x = 1,024,796,743,538,162.50
  5. Step 5: Solve for x
    x = 1,024,796,743,538,162.50/36,733,718.88
  6. Step 6: Final answer
    x = 27,897,985.14

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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.