Home / 6,512,450.56-8,987,481.80-3,611,668.57

Finding the Fourth Proportional to 6,512,450.56, 8,987,481.80 and 3,611,668.57

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Solution

The fourth proportional to 6,512,450.56, 8,987,481.80 and 3,611,668.57 is: 4,984,269.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,450.56 : 8,987,481.80 = 3,611,668.57 : x
  2. Step 2: Convert to fraction form
    6,512,450.56/8,987,481.80 = 3,611,668.57/x
  3. Step 3: Cross multiply
    6,512,450.56x = 8,987,481.80 × 3,611,668.57
  4. Step 4: Simplify right side
    6,512,450.56x = 32,459,805,513,523.73
  5. Step 5: Solve for x
    x = 32,459,805,513,523.73/6,512,450.56
  6. Step 6: Final answer
    x = 4,984,269.01

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1.5x scale

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.