Home / 68,633,487.31-102,950,144.03-17,515,507.27

Finding the Fourth Proportional to 68,633,487.31, 102,950,144.03 and 17,515,507.27

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Solution

The fourth proportional to 68,633,487.31, 102,950,144.03 and 17,515,507.27 is: 26,273,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,633,487.31 : 102,950,144.03 = 17,515,507.27 : x
  2. Step 2: Convert to fraction form
    68,633,487.31/102,950,144.03 = 17,515,507.27/x
  3. Step 3: Cross multiply
    68,633,487.31x = 102,950,144.03 × 17,515,507.27
  4. Step 4: Simplify right side
    68,633,487.31x = 1,803,223,996,246,122.25
  5. Step 5: Solve for x
    x = 1,803,223,996,246,122.25/68,633,487.31
  6. Step 6: Final answer
    x = 26,273,238.72

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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.