Home / 18,203,040.57-27,308,633.54-6,843,587.61

Finding the Fourth Proportional to 18,203,040.57, 27,308,633.54 and 6,843,587.61

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Solution

The fourth proportional to 18,203,040.57, 27,308,633.54 and 6,843,587.61 is: 10,266,912.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,203,040.57 : 27,308,633.54 = 6,843,587.61 : x
  2. Step 2: Convert to fraction form
    18,203,040.57/27,308,633.54 = 6,843,587.61/x
  3. Step 3: Cross multiply
    18,203,040.57x = 27,308,633.54 × 6,843,587.61
  4. Step 4: Simplify right side
    18,203,040.57x = 186,889,026,106,156.50
  5. Step 5: Solve for x
    x = 186,889,026,106,156.50/18,203,040.57
  6. Step 6: Final answer
    x = 10,266,912.57

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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.