Home / 7,846,709.78-11,770,285.53-2,166,934.07

Finding the Fourth Proportional to 7,846,709.78, 11,770,285.53 and 2,166,934.07

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Solution

The fourth proportional to 7,846,709.78, 11,770,285.53 and 2,166,934.07 is: 3,250,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846,709.78 : 11,770,285.53 = 2,166,934.07 : x
  2. Step 2: Convert to fraction form
    7,846,709.78/11,770,285.53 = 2,166,934.07/x
  3. Step 3: Cross multiply
    7,846,709.78x = 11,770,285.53 × 2,166,934.07
  4. Step 4: Simplify right side
    7,846,709.78x = 25,505,432,728,585.00
  5. Step 5: Solve for x
    x = 25,505,432,728,585.00/7,846,709.78
  6. Step 6: Final answer
    x = 3,250,462.10

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1.5x scale

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.