Home / 6,396,508.80-9,582,321.60-3,864,643.20

Finding the Fourth Proportional to 6,396,508.80, 9,582,321.60 and 3,864,643.20

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Solution

The fourth proportional to 6,396,508.80, 9,582,321.60 and 3,864,643.20 is: 5,789,447.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,396,508.80 : 9,582,321.60 = 3,864,643.20 : x
  2. Step 2: Convert to fraction form
    6,396,508.80/9,582,321.60 = 3,864,643.20/x
  3. Step 3: Cross multiply
    6,396,508.80x = 9,582,321.60 × 3,864,643.20
  4. Step 4: Simplify right side
    6,396,508.80x = 37,032,254,011,653.12
  5. Step 5: Solve for x
    x = 37,032,254,011,653.12/6,396,508.80
  6. Step 6: Final answer
    x = 5,789,447.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.