Home / 6,410,680.20-8,847,581.40-3,656,736.90

Finding the Fourth Proportional to 6,410,680.20, 8,847,581.40 and 3,656,736.90

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Solution

The fourth proportional to 6,410,680.20, 8,847,581.40 and 3,656,736.90 is: 5,046,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,410,680.20 : 8,847,581.40 = 3,656,736.90 : x
  2. Step 2: Convert to fraction form
    6,410,680.20/8,847,581.40 = 3,656,736.90/x
  3. Step 3: Cross multiply
    6,410,680.20x = 8,847,581.40 × 3,656,736.90
  4. Step 4: Simplify right side
    6,410,680.20x = 32,353,277,381,133.66
  5. Step 5: Solve for x
    x = 32,353,277,381,133.66/6,410,680.20
  6. Step 6: Final answer
    x = 5,046,777.62

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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.