Home / 5,772,129.76-7,965,548.40-3,193,919.20

Finding the Fourth Proportional to 5,772,129.76, 7,965,548.40 and 3,193,919.20

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Solution

The fourth proportional to 5,772,129.76, 7,965,548.40 and 3,193,919.20 is: 4,407,613.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772,129.76 : 7,965,548.40 = 3,193,919.20 : x
  2. Step 2: Convert to fraction form
    5,772,129.76/7,965,548.40 = 3,193,919.20/x
  3. Step 3: Cross multiply
    5,772,129.76x = 7,965,548.40 × 3,193,919.20
  4. Step 4: Simplify right side
    5,772,129.76x = 25,441,317,973,289.28
  5. Step 5: Solve for x
    x = 25,441,317,973,289.28/5,772,129.76
  6. Step 6: Final answer
    x = 4,407,613.66

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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.