Home / 39,485,445.92-54,492,692.32-22,083,410.64

Finding the Fourth Proportional to 39,485,445.92, 54,492,692.32 and 22,083,410.64

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Solution

The fourth proportional to 39,485,445.92, 54,492,692.32 and 22,083,410.64 is: 30,476,659.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,485,445.92 : 54,492,692.32 = 22,083,410.64 : x
  2. Step 2: Convert to fraction form
    39,485,445.92/54,492,692.32 = 22,083,410.64/x
  3. Step 3: Cross multiply
    39,485,445.92x = 54,492,692.32 × 22,083,410.64
  4. Step 4: Simplify right side
    39,485,445.92x = 1,203,384,501,381,734.25
  5. Step 5: Solve for x
    x = 1,203,384,501,381,734.25/39,485,445.92
  6. Step 6: Final answer
    x = 30,476,659.78

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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.