Home / 68,467,734-102,707,578.80-17,349,754.64

Finding the Fourth Proportional to 68,467,734, 102,707,578.80 and 17,349,754.64

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Solution

The fourth proportional to 68,467,734, 102,707,578.80 and 17,349,754.64 is: 26,026,146.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,467,734 : 102,707,578.80 = 17,349,754.64 : x
  2. Step 2: Convert to fraction form
    68,467,734/102,707,578.80 = 17,349,754.64/x
  3. Step 3: Cross multiply
    68,467,734x = 102,707,578.80 × 17,349,754.64
  4. Step 4: Simplify right side
    68,467,734x = 1,781,951,291,334,927.75
  5. Step 5: Solve for x
    x = 1,781,951,291,334,927.75/68,467,734
  6. Step 6: Final answer
    x = 26,026,146.73

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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.