Home / 12,231,264.36-18,347,007.78-3,711,601.20

Finding the Fourth Proportional to 12,231,264.36, 18,347,007.78 and 3,711,601.20

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Solution

The fourth proportional to 12,231,264.36, 18,347,007.78 and 3,711,601.20 is: 5,567,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,231,264.36 : 18,347,007.78 = 3,711,601.20 : x
  2. Step 2: Convert to fraction form
    12,231,264.36/18,347,007.78 = 3,711,601.20/x
  3. Step 3: Cross multiply
    12,231,264.36x = 18,347,007.78 × 3,711,601.20
  4. Step 4: Simplify right side
    12,231,264.36x = 68,096,776,092,657.34
  5. Step 5: Solve for x
    x = 68,096,776,092,657.34/12,231,264.36
  6. Step 6: Final answer
    x = 5,567,435.56

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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.