Home / 12,134,744.60-18,202,116.90-3,159,296.60

Finding the Fourth Proportional to 12,134,744.60, 18,202,116.90 and 3,159,296.60

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Solution

The fourth proportional to 12,134,744.60, 18,202,116.90 and 3,159,296.60 is: 4,738,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,134,744.60 : 18,202,116.90 = 3,159,296.60 : x
  2. Step 2: Convert to fraction form
    12,134,744.60/18,202,116.90 = 3,159,296.60/x
  3. Step 3: Cross multiply
    12,134,744.60x = 18,202,116.90 × 3,159,296.60
  4. Step 4: Simplify right side
    12,134,744.60x = 57,505,886,034,972.54
  5. Step 5: Solve for x
    x = 57,505,886,034,972.54/12,134,744.60
  6. Step 6: Final answer
    x = 4,738,944.90

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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.