Home / 10,863,200.40-16,296,768.90-5,458,248.60

Finding the Fourth Proportional to 10,863,200.40, 16,296,768.90 and 5,458,248.60

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Solution

The fourth proportional to 10,863,200.40, 16,296,768.90 and 5,458,248.60 is: 8,188,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,200.40 : 16,296,768.90 = 5,458,248.60 : x
  2. Step 2: Convert to fraction form
    10,863,200.40/16,296,768.90 = 5,458,248.60/x
  3. Step 3: Cross multiply
    10,863,200.40x = 16,296,768.90 × 5,458,248.60
  4. Step 4: Simplify right side
    10,863,200.40x = 88,951,816,032,948.53
  5. Step 5: Solve for x
    x = 88,951,816,032,948.53/10,863,200.40
  6. Step 6: Final answer
    x = 8,188,361.88

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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.