Home / 8,156,156.63-12,231,618.18-2,690,022.47

Finding the Fourth Proportional to 8,156,156.63, 12,231,618.18 and 2,690,022.47

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Solution

The fourth proportional to 8,156,156.63, 12,231,618.18 and 2,690,022.47 is: 4,034,170.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156,156.63 : 12,231,618.18 = 2,690,022.47 : x
  2. Step 2: Convert to fraction form
    8,156,156.63/12,231,618.18 = 2,690,022.47/x
  3. Step 3: Cross multiply
    8,156,156.63x = 12,231,618.18 × 2,690,022.47
  4. Step 4: Simplify right side
    8,156,156.63x = 32,903,327,795,750.48
  5. Step 5: Solve for x
    x = 32,903,327,795,750.48/8,156,156.63
  6. Step 6: Final answer
    x = 4,034,170.66

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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.