Home / 66,314,992.46-91,512,544.42-38,062,016.30

Finding the Fourth Proportional to 66,314,992.46, 91,512,544.42 and 38,062,016.30

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Solution

The fourth proportional to 66,314,992.46, 91,512,544.42 and 38,062,016.30 is: 52,524,351.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,314,992.46 : 91,512,544.42 = 38,062,016.30 : x
  2. Step 2: Convert to fraction form
    66,314,992.46/91,512,544.42 = 38,062,016.30/x
  3. Step 3: Cross multiply
    66,314,992.46x = 91,512,544.42 × 38,062,016.30
  4. Step 4: Simplify right side
    66,314,992.46x = 3,483,151,957,430,774.50
  5. Step 5: Solve for x
    x = 3,483,151,957,430,774.50/66,314,992.46
  6. Step 6: Final answer
    x = 52,524,351.25

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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.