Home / 68,633,489.53-102,950,147.35-17,515,509.49

Finding the Fourth Proportional to 68,633,489.53, 102,950,147.35 and 17,515,509.49

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Solution

The fourth proportional to 68,633,489.53, 102,950,147.35 and 17,515,509.49 is: 26,273,242.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,633,489.53 : 102,950,147.35 = 17,515,509.49 : x
  2. Step 2: Convert to fraction form
    68,633,489.53/102,950,147.35 = 17,515,509.49/x
  3. Step 3: Cross multiply
    68,633,489.53x = 102,950,147.35 × 17,515,509.49
  4. Step 4: Simplify right side
    68,633,489.53x = 1,803,224,282,905,823
  5. Step 5: Solve for x
    x = 1,803,224,282,905,823/68,633,489.53
  6. Step 6: Final answer
    x = 26,273,242.05

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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.