Home / 8,119,717.02-12,179,773.17-2,728,445.58

Finding the Fourth Proportional to 8,119,717.02, 12,179,773.17 and 2,728,445.58

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Solution

The fourth proportional to 8,119,717.02, 12,179,773.17 and 2,728,445.58 is: 4,092,734.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,717.02 : 12,179,773.17 = 2,728,445.58 : x
  2. Step 2: Convert to fraction form
    8,119,717.02/12,179,773.17 = 2,728,445.58/x
  3. Step 3: Cross multiply
    8,119,717.02x = 12,179,773.17 × 2,728,445.58
  4. Step 4: Simplify right side
    8,119,717.02x = 33,231,848,271,089.09
  5. Step 5: Solve for x
    x = 33,231,848,271,089.09/8,119,717.02
  6. Step 6: Final answer
    x = 4,092,734.78

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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.