Home / 12,505,004.20-18,752,840.70-4,930,402.60

Finding the Fourth Proportional to 12,505,004.20, 18,752,840.70 and 4,930,402.60

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Solution

The fourth proportional to 12,505,004.20, 18,752,840.70 and 4,930,402.60 is: 7,393,764.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,505,004.20 : 18,752,840.70 = 4,930,402.60 : x
  2. Step 2: Convert to fraction form
    12,505,004.20/18,752,840.70 = 4,930,402.60/x
  3. Step 3: Cross multiply
    12,505,004.20x = 18,752,840.70 × 4,930,402.60
  4. Step 4: Simplify right side
    12,505,004.20x = 92,459,054,544,665.81
  5. Step 5: Solve for x
    x = 92,459,054,544,665.81/12,505,004.20
  6. Step 6: Final answer
    x = 7,393,764.37

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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.