Home / 18,052,208.61-27,077,042.83-8,469,688.29

Finding the Fourth Proportional to 18,052,208.61, 27,077,042.83 and 8,469,688.29

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Solution

The fourth proportional to 18,052,208.61, 27,077,042.83 and 8,469,688.29 is: 12,703,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,052,208.61 : 27,077,042.83 = 8,469,688.29 : x
  2. Step 2: Convert to fraction form
    18,052,208.61/27,077,042.83 = 8,469,688.29/x
  3. Step 3: Cross multiply
    18,052,208.61x = 27,077,042.83 × 8,469,688.29
  4. Step 4: Simplify right side
    18,052,208.61x = 229,334,112,585,079.41
  5. Step 5: Solve for x
    x = 229,334,112,585,079.41/18,052,208.61
  6. Step 6: Final answer
    x = 12,703,936.54

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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.