Home / 13,856,537.07-20,785,968.36-5,105,198.25

Finding the Fourth Proportional to 13,856,537.07, 20,785,968.36 and 5,105,198.25

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Solution

The fourth proportional to 13,856,537.07, 20,785,968.36 and 5,105,198.25 is: 7,658,225.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,856,537.07 : 20,785,968.36 = 5,105,198.25 : x
  2. Step 2: Convert to fraction form
    13,856,537.07/20,785,968.36 = 5,105,198.25/x
  3. Step 3: Cross multiply
    13,856,537.07x = 20,785,968.36 × 5,105,198.25
  4. Step 4: Simplify right side
    13,856,537.07x = 106,116,489,296,027.36
  5. Step 5: Solve for x
    x = 106,116,489,296,027.36/13,856,537.07
  6. Step 6: Final answer
    x = 7,658,225.77

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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.