Home / 6,151,403.13-8,489,007.62-3,398,033.52

Finding the Fourth Proportional to 6,151,403.13, 8,489,007.62 and 3,398,033.52

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Solution

The fourth proportional to 6,151,403.13, 8,489,007.62 and 3,398,033.52 is: 4,689,325.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151,403.13 : 8,489,007.62 = 3,398,033.52 : x
  2. Step 2: Convert to fraction form
    6,151,403.13/8,489,007.62 = 3,398,033.52/x
  3. Step 3: Cross multiply
    6,151,403.13x = 8,489,007.62 × 3,398,033.52
  4. Step 4: Simplify right side
    6,151,403.13x = 28,845,932,427,305.25
  5. Step 5: Solve for x
    x = 28,845,932,427,305.25/6,151,403.13
  6. Step 6: Final answer
    x = 4,689,325.64

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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.