Home / 9,379,531.41-12,944,157.87-5,193,216.25

Finding the Fourth Proportional to 9,379,531.41, 12,944,157.87 and 5,193,216.25

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Solution

The fourth proportional to 9,379,531.41, 12,944,157.87 and 5,193,216.25 is: 7,166,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,379,531.41 : 12,944,157.87 = 5,193,216.25 : x
  2. Step 2: Convert to fraction form
    9,379,531.41/12,944,157.87 = 5,193,216.25/x
  3. Step 3: Cross multiply
    9,379,531.41x = 12,944,157.87 × 5,193,216.25
  4. Step 4: Simplify right side
    9,379,531.41x = 67,221,810,993,049.38
  5. Step 5: Solve for x
    x = 67,221,810,993,049.38/9,379,531.41
  6. Step 6: Final answer
    x = 7,166,862.40

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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.