Home / 6,872,664.46-9,484,299.06-3,816,878.68

Finding the Fourth Proportional to 6,872,664.46, 9,484,299.06 and 3,816,878.68

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Solution

The fourth proportional to 6,872,664.46, 9,484,299.06 and 3,816,878.68 is: 5,267,304.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,664.46 : 9,484,299.06 = 3,816,878.68 : x
  2. Step 2: Convert to fraction form
    6,872,664.46/9,484,299.06 = 3,816,878.68/x
  3. Step 3: Cross multiply
    6,872,664.46x = 9,484,299.06 × 3,816,878.68
  4. Step 4: Simplify right side
    6,872,664.46x = 36,200,418,876,858.05
  5. Step 5: Solve for x
    x = 36,200,418,876,858.05/6,872,664.46
  6. Step 6: Final answer
    x = 5,267,304.85

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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.