Home / 18,796,836.56-25,940,917.96-10,648,141.52

Finding the Fourth Proportional to 18,796,836.56, 25,940,917.96 and 10,648,141.52

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Solution

The fourth proportional to 18,796,836.56, 25,940,917.96 and 10,648,141.52 is: 14,695,162.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796,836.56 : 25,940,917.96 = 10,648,141.52 : x
  2. Step 2: Convert to fraction form
    18,796,836.56/25,940,917.96 = 10,648,141.52/x
  3. Step 3: Cross multiply
    18,796,836.56x = 25,940,917.96 × 10,648,141.52
  4. Step 4: Simplify right side
    18,796,836.56x = 276,222,565,596,789.69
  5. Step 5: Solve for x
    x = 276,222,565,596,789.69/18,796,836.56
  6. Step 6: Final answer
    x = 14,695,162.39

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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.