Home / 7,398,305.40-11,089,163.70-3,137,748.60

Finding the Fourth Proportional to 7,398,305.40, 11,089,163.70 and 3,137,748.60

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Solution

The fourth proportional to 7,398,305.40, 11,089,163.70 and 3,137,748.60 is: 4,703,105.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,305.40 : 11,089,163.70 = 3,137,748.60 : x
  2. Step 2: Convert to fraction form
    7,398,305.40/11,089,163.70 = 3,137,748.60/x
  3. Step 3: Cross multiply
    7,398,305.40x = 11,089,163.70 × 3,137,748.60
  4. Step 4: Simplify right side
    7,398,305.40x = 34,795,007,874,845.82
  5. Step 5: Solve for x
    x = 34,795,007,874,845.82/7,398,305.40
  6. Step 6: Final answer
    x = 4,703,105.10

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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.