Home / 8,458,240.20-12,687,360.30-2,068,555.20

Finding the Fourth Proportional to 8,458,240.20, 12,687,360.30 and 2,068,555.20

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Solution

The fourth proportional to 8,458,240.20, 12,687,360.30 and 2,068,555.20 is: 3,102,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,240.20 : 12,687,360.30 = 2,068,555.20 : x
  2. Step 2: Convert to fraction form
    8,458,240.20/12,687,360.30 = 2,068,555.20/x
  3. Step 3: Cross multiply
    8,458,240.20x = 12,687,360.30 × 2,068,555.20
  4. Step 4: Simplify right side
    8,458,240.20x = 26,244,505,122,838.56
  5. Step 5: Solve for x
    x = 26,244,505,122,838.56/8,458,240.20
  6. Step 6: Final answer
    x = 3,102,832.80

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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.