Home / 9,489,764.08-13,096,811.16-5,415,992.56

Finding the Fourth Proportional to 9,489,764.08, 13,096,811.16 and 5,415,992.56

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Solution

The fourth proportional to 9,489,764.08, 13,096,811.16 and 5,415,992.56 is: 7,474,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489,764.08 : 13,096,811.16 = 5,415,992.56 : x
  2. Step 2: Convert to fraction form
    9,489,764.08/13,096,811.16 = 5,415,992.56/x
  3. Step 3: Cross multiply
    9,489,764.08x = 13,096,811.16 × 5,415,992.56
  4. Step 4: Simplify right side
    9,489,764.08x = 70,932,231,802,284.97
  5. Step 5: Solve for x
    x = 70,932,231,802,284.97/9,489,764.08
  6. Step 6: Final answer
    x = 7,474,604.34

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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.