Home / 9,993,381.75-13,790,961.88-5,863,483.16

Finding the Fourth Proportional to 9,993,381.75, 13,790,961.88 and 5,863,483.16

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Solution

The fourth proportional to 9,993,381.75, 13,790,961.88 and 5,863,483.16 is: 8,091,662.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,381.75 : 13,790,961.88 = 5,863,483.16 : x
  2. Step 2: Convert to fraction form
    9,993,381.75/13,790,961.88 = 5,863,483.16/x
  3. Step 3: Cross multiply
    9,993,381.75x = 13,790,961.88 × 5,863,483.16
  4. Step 4: Simplify right side
    9,993,381.75x = 80,863,072,664,653.41
  5. Step 5: Solve for x
    x = 80,863,072,664,653.41/9,993,381.75
  6. Step 6: Final answer
    x = 8,091,662.53

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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.