Home / 12,245,297.72-18,370,603.78-3,725,412.75

Finding the Fourth Proportional to 12,245,297.72, 18,370,603.78 and 3,725,412.75

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Solution

The fourth proportional to 12,245,297.72, 18,370,603.78 and 3,725,412.75 is: 5,588,927.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245,297.72 : 18,370,603.78 = 3,725,412.75 : x
  2. Step 2: Convert to fraction form
    12,245,297.72/18,370,603.78 = 3,725,412.75/x
  3. Step 3: Cross multiply
    12,245,297.72x = 18,370,603.78 × 3,725,412.75
  4. Step 4: Simplify right side
    12,245,297.72x = 68,438,081,537,896.66
  5. Step 5: Solve for x
    x = 68,438,081,537,896.66/12,245,297.72
  6. Step 6: Final answer
    x = 5,588,927.53

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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.