Home / 10,861,874.56-14,987,720.64-6,277,310.56

Finding the Fourth Proportional to 10,861,874.56, 14,987,720.64 and 6,277,310.56

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Solution

The fourth proportional to 10,861,874.56, 14,987,720.64 and 6,277,310.56 is: 8,661,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,861,874.56 : 14,987,720.64 = 6,277,310.56 : x
  2. Step 2: Convert to fraction form
    10,861,874.56/14,987,720.64 = 6,277,310.56/x
  3. Step 3: Cross multiply
    10,861,874.56x = 14,987,720.64 × 6,277,310.56
  4. Step 4: Simplify right side
    10,861,874.56x = 94,082,577,043,801.95
  5. Step 5: Solve for x
    x = 94,082,577,043,801.95/10,861,874.56
  6. Step 6: Final answer
    x = 8,661,725.61

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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.