Home / 7,197,517.32-9,932,574.36-3,934,344.96

Finding the Fourth Proportional to 7,197,517.32, 9,932,574.36 and 3,934,344.96

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Solution

The fourth proportional to 7,197,517.32, 9,932,574.36 and 3,934,344.96 is: 5,429,396.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,197,517.32 : 9,932,574.36 = 3,934,344.96 : x
  2. Step 2: Convert to fraction form
    7,197,517.32/9,932,574.36 = 3,934,344.96/x
  3. Step 3: Cross multiply
    7,197,517.32x = 9,932,574.36 × 3,934,344.96
  4. Step 4: Simplify right side
    7,197,517.32x = 39,078,173,873,091.23
  5. Step 5: Solve for x
    x = 39,078,173,873,091.23/7,197,517.32
  6. Step 6: Final answer
    x = 5,429,396.30

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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.