Home / 5,558,723.40-8,338,085.10-5,505,579.30

Finding the Fourth Proportional to 5,558,723.40, 8,338,085.10 and 5,505,579.30

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Solution

The fourth proportional to 5,558,723.40, 8,338,085.10 and 5,505,579.30 is: 8,258,368.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,558,723.40 : 8,338,085.10 = 5,505,579.30 : x
  2. Step 2: Convert to fraction form
    5,558,723.40/8,338,085.10 = 5,505,579.30/x
  3. Step 3: Cross multiply
    5,558,723.40x = 8,338,085.10 × 5,505,579.30
  4. Step 4: Simplify right side
    5,558,723.40x = 45,905,988,728,198.43
  5. Step 5: Solve for x
    x = 45,905,988,728,198.43/5,558,723.40
  6. Step 6: Final answer
    x = 8,258,368.95

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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.