Home / 8,156,516.20-12,234,731.10-2,091,236.20

Finding the Fourth Proportional to 8,156,516.20, 12,234,731.10 and 2,091,236.20

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Solution

The fourth proportional to 8,156,516.20, 12,234,731.10 and 2,091,236.20 is: 3,136,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,516.20 : 12,234,731.10 = 2,091,236.20 : x
  2. Step 2: Convert to fraction form
    8,156,516.20/12,234,731.10 = 2,091,236.20/x
  3. Step 3: Cross multiply
    8,156,516.20x = 12,234,731.10 × 2,091,236.20
  4. Step 4: Simplify right side
    8,156,516.20x = 25,585,712,573,585.82
  5. Step 5: Solve for x
    x = 25,585,712,573,585.82/8,156,516.20
  6. Step 6: Final answer
    x = 3,136,843.22

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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.