Home / 6,320,203.33-8,721,880.45-3,419,594.20

Finding the Fourth Proportional to 6,320,203.33, 8,721,880.45 and 3,419,594.20

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Solution

The fourth proportional to 6,320,203.33, 8,721,880.45 and 3,419,594.20 is: 4,719,039.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320,203.33 : 8,721,880.45 = 3,419,594.20 : x
  2. Step 2: Convert to fraction form
    6,320,203.33/8,721,880.45 = 3,419,594.20/x
  3. Step 3: Cross multiply
    6,320,203.33x = 8,721,880.45 × 3,419,594.20
  4. Step 4: Simplify right side
    6,320,203.33x = 29,825,291,799,913.39
  5. Step 5: Solve for x
    x = 29,825,291,799,913.39/6,320,203.33
  6. Step 6: Final answer
    x = 4,719,039.92

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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.