Home / 31,682,971.94-47,464,129.44-18,045,531.27

Finding the Fourth Proportional to 31,682,971.94, 47,464,129.44 and 18,045,531.27

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Solution

The fourth proportional to 31,682,971.94, 47,464,129.44 and 18,045,531.27 is: 27,033,935.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,682,971.94 : 47,464,129.44 = 18,045,531.27 : x
  2. Step 2: Convert to fraction form
    31,682,971.94/47,464,129.44 = 18,045,531.27/x
  3. Step 3: Cross multiply
    31,682,971.94x = 47,464,129.44 × 18,045,531.27
  4. Step 4: Simplify right side
    31,682,971.94x = 856,515,432,012,847.50
  5. Step 5: Solve for x
    x = 856,515,432,012,847.50/31,682,971.94
  6. Step 6: Final answer
    x = 27,033,935.89

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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.