Home / 9,318,016.84-12,858,836.90-5,243,635.80

Finding the Fourth Proportional to 9,318,016.84, 12,858,836.90 and 5,243,635.80

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Solution

The fourth proportional to 9,318,016.84, 12,858,836.90 and 5,243,635.80 is: 7,236,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,318,016.84 : 12,858,836.90 = 5,243,635.80 : x
  2. Step 2: Convert to fraction form
    9,318,016.84/12,858,836.90 = 5,243,635.80/x
  3. Step 3: Cross multiply
    9,318,016.84x = 12,858,836.90 × 5,243,635.80
  4. Step 4: Simplify right side
    9,318,016.84x = 67,427,057,515,201.02
  5. Step 5: Solve for x
    x = 67,427,057,515,201.02/9,318,016.84
  6. Step 6: Final answer
    x = 7,236,202.58

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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.