Home / 7,345,109.40-11,012,415.30-3,298,284.60

Finding the Fourth Proportional to 7,345,109.40, 11,012,415.30 and 3,298,284.60

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Solution

The fourth proportional to 7,345,109.40, 11,012,415.30 and 3,298,284.60 is: 4,945,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,109.40 : 11,012,415.30 = 3,298,284.60 : x
  2. Step 2: Convert to fraction form
    7,345,109.40/11,012,415.30 = 3,298,284.60/x
  3. Step 3: Cross multiply
    7,345,109.40x = 11,012,415.30 × 3,298,284.60
  4. Step 4: Simplify right side
    7,345,109.40x = 36,322,079,792,794.38
  5. Step 5: Solve for x
    x = 36,322,079,792,794.38/7,345,109.40
  6. Step 6: Final answer
    x = 4,945,069.95

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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.