Home / 7,789,093.12-11,684,968.24-3,472,709.60

Finding the Fourth Proportional to 7,789,093.12, 11,684,968.24 and 3,472,709.60

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Solution

The fourth proportional to 7,789,093.12, 11,684,968.24 and 3,472,709.60 is: 5,209,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,789,093.12 : 11,684,968.24 = 3,472,709.60 : x
  2. Step 2: Convert to fraction form
    7,789,093.12/11,684,968.24 = 3,472,709.60/x
  3. Step 3: Cross multiply
    7,789,093.12x = 11,684,968.24 × 3,472,709.60
  4. Step 4: Simplify right side
    7,789,093.12x = 40,578,501,382,743.11
  5. Step 5: Solve for x
    x = 40,578,501,382,743.11/7,789,093.12
  6. Step 6: Final answer
    x = 5,209,656.73

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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.