Home / 6,280,680.20-9,421,020.30-3,085,145.15

Finding the Fourth Proportional to 6,280,680.20, 9,421,020.30 and 3,085,145.15

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Solution

The fourth proportional to 6,280,680.20, 9,421,020.30 and 3,085,145.15 is: 4,627,717.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,280,680.20 : 9,421,020.30 = 3,085,145.15 : x
  2. Step 2: Convert to fraction form
    6,280,680.20/9,421,020.30 = 3,085,145.15/x
  3. Step 3: Cross multiply
    6,280,680.20x = 9,421,020.30 × 3,085,145.15
  4. Step 4: Simplify right side
    6,280,680.20x = 29,065,215,086,596.55
  5. Step 5: Solve for x
    x = 29,065,215,086,596.55/6,280,680.20
  6. Step 6: Final answer
    x = 4,627,717.73

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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.