Home / 18,227,529.25-27,347,280.80-7,453,891.58

Finding the Fourth Proportional to 18,227,529.25, 27,347,280.80 and 7,453,891.58

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Solution

The fourth proportional to 18,227,529.25, 27,347,280.80 and 7,453,891.58 is: 11,183,285.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227,529.25 : 27,347,280.80 = 7,453,891.58 : x
  2. Step 2: Convert to fraction form
    18,227,529.25/27,347,280.80 = 7,453,891.58/x
  3. Step 3: Cross multiply
    18,227,529.25x = 27,347,280.80 × 7,453,891.58
  4. Step 4: Simplify right side
    18,227,529.25x = 203,843,665,917,009.81
  5. Step 5: Solve for x
    x = 203,843,665,917,009.81/18,227,529.25
  6. Step 6: Final answer
    x = 11,183,285.63

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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.