Home / 5,424,179.46-7,484,872.58-3,218,661.61

Finding the Fourth Proportional to 5,424,179.46, 7,484,872.58 and 3,218,661.61

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Solution

The fourth proportional to 5,424,179.46, 7,484,872.58 and 3,218,661.61 is: 4,441,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,424,179.46 : 7,484,872.58 = 3,218,661.61 : x
  2. Step 2: Convert to fraction form
    5,424,179.46/7,484,872.58 = 3,218,661.61/x
  3. Step 3: Cross multiply
    5,424,179.46x = 7,484,872.58 × 3,218,661.61
  4. Step 4: Simplify right side
    5,424,179.46x = 24,091,271,998,724.78
  5. Step 5: Solve for x
    x = 24,091,271,998,724.78/5,424,179.46
  6. Step 6: Final answer
    x = 4,441,459.24

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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.