Home / 68,633,489.28-102,950,146.98-17,515,509.24

Finding the Fourth Proportional to 68,633,489.28, 102,950,146.98 and 17,515,509.24

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Solution

The fourth proportional to 68,633,489.28, 102,950,146.98 and 17,515,509.24 is: 26,273,241.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,633,489.28 : 102,950,146.98 = 17,515,509.24 : x
  2. Step 2: Convert to fraction form
    68,633,489.28/102,950,146.98 = 17,515,509.24/x
  3. Step 3: Cross multiply
    68,633,489.28x = 102,950,146.98 × 17,515,509.24
  4. Step 4: Simplify right side
    68,633,489.28x = 1,803,224,250,687,548
  5. Step 5: Solve for x
    x = 1,803,224,250,687,548/68,633,489.28
  6. Step 6: Final answer
    x = 26,273,241.67

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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.