Home / 36,938,189.52-50,973,723.72-20,640,799.44

Finding the Fourth Proportional to 36,938,189.52, 50,973,723.72 and 20,640,799.44

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Solution

The fourth proportional to 36,938,189.52, 50,973,723.72 and 20,640,799.44 is: 28,483,756.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938,189.52 : 50,973,723.72 = 20,640,799.44 : x
  2. Step 2: Convert to fraction form
    36,938,189.52/50,973,723.72 = 20,640,799.44/x
  3. Step 3: Cross multiply
    36,938,189.52x = 50,973,723.72 × 20,640,799.44
  4. Step 4: Simplify right side
    36,938,189.52x = 1,052,138,408,014,490.75
  5. Step 5: Solve for x
    x = 1,052,138,408,014,490.75/36,938,189.52
  6. Step 6: Final answer
    x = 28,483,756.83

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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.