Home / 18,796,837.56-25,940,919.34-10,648,142.52

Finding the Fourth Proportional to 18,796,837.56, 25,940,919.34 and 10,648,142.52

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Solution

The fourth proportional to 18,796,837.56, 25,940,919.34 and 10,648,142.52 is: 14,695,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796,837.56 : 25,940,919.34 = 10,648,142.52 : x
  2. Step 2: Convert to fraction form
    18,796,837.56/25,940,919.34 = 10,648,142.52/x
  3. Step 3: Cross multiply
    18,796,837.56x = 25,940,919.34 × 10,648,142.52
  4. Step 4: Simplify right side
    18,796,837.56x = 276,222,606,232,144.31
  5. Step 5: Solve for x
    x = 276,222,606,232,144.31/18,796,837.56
  6. Step 6: Final answer
    x = 14,695,163.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.