Home / 25,816,499.78-38,728,956.20-7,622,534.12

Finding the Fourth Proportional to 25,816,499.78, 38,728,956.20 and 7,622,534.12

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Solution

The fourth proportional to 25,816,499.78, 38,728,956.20 and 7,622,534.12 is: 11,435,043.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,816,499.78 : 38,728,956.20 = 7,622,534.12 : x
  2. Step 2: Convert to fraction form
    25,816,499.78/38,728,956.20 = 7,622,534.12/x
  3. Step 3: Cross multiply
    25,816,499.78x = 38,728,956.20 × 7,622,534.12
  4. Step 4: Simplify right side
    25,816,499.78x = 295,212,790,066,485.56
  5. Step 5: Solve for x
    x = 295,212,790,066,485.56/25,816,499.78
  6. Step 6: Final answer
    x = 11,435,043.19

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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.