Home / 6,896,783.72-9,517,558.20-3,997,854.56

Finding the Fourth Proportional to 6,896,783.72, 9,517,558.20 and 3,997,854.56

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Solution

The fourth proportional to 6,896,783.72, 9,517,558.20 and 3,997,854.56 is: 5,517,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,896,783.72 : 9,517,558.20 = 3,997,854.56 : x
  2. Step 2: Convert to fraction form
    6,896,783.72/9,517,558.20 = 3,997,854.56/x
  3. Step 3: Cross multiply
    6,896,783.72x = 9,517,558.20 × 3,997,854.56
  4. Step 4: Simplify right side
    6,896,783.72x = 38,049,813,449,935.39
  5. Step 5: Solve for x
    x = 38,049,813,449,935.39/6,896,783.72
  6. Step 6: Final answer
    x = 5,517,037.36

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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.