Home / 5,250,754.20-7,876,131.30-5,217,576.60

Finding the Fourth Proportional to 5,250,754.20, 7,876,131.30 and 5,217,576.60

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Solution

The fourth proportional to 5,250,754.20, 7,876,131.30 and 5,217,576.60 is: 7,826,364.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,754.20 : 7,876,131.30 = 5,217,576.60 : x
  2. Step 2: Convert to fraction form
    5,250,754.20/7,876,131.30 = 5,217,576.60/x
  3. Step 3: Cross multiply
    5,250,754.20x = 7,876,131.30 × 5,217,576.60
  4. Step 4: Simplify right side
    5,250,754.20x = 41,094,318,369,407.58
  5. Step 5: Solve for x
    x = 41,094,318,369,407.58/5,250,754.20
  6. Step 6: Final answer
    x = 7,826,364.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.