Home / 36,512,344.56-50,390,415.72-20,214,820.56

Finding the Fourth Proportional to 36,512,344.56, 50,390,415.72 and 20,214,820.56

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Solution

The fourth proportional to 36,512,344.56, 50,390,415.72 and 20,214,820.56 is: 27,898,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512,344.56 : 50,390,415.72 = 20,214,820.56 : x
  2. Step 2: Convert to fraction form
    36,512,344.56/50,390,415.72 = 20,214,820.56/x
  3. Step 3: Cross multiply
    36,512,344.56x = 50,390,415.72 × 20,214,820.56
  4. Step 4: Simplify right side
    36,512,344.56x = 1,018,633,211,723,603.12
  5. Step 5: Solve for x
    x = 1,018,633,211,723,603.12/36,512,344.56
  6. Step 6: Final answer
    x = 27,898,323.81

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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.