Home / 20,159,371.05-30,230,648.75-6,322,764.93

Finding the Fourth Proportional to 20,159,371.05, 30,230,648.75 and 6,322,764.93

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Solution

The fourth proportional to 20,159,371.05, 30,230,648.75 and 6,322,764.93 is: 9,481,510.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,371.05 : 30,230,648.75 = 6,322,764.93 : x
  2. Step 2: Convert to fraction form
    20,159,371.05/30,230,648.75 = 6,322,764.93/x
  3. Step 3: Cross multiply
    20,159,371.05x = 30,230,648.75 × 6,322,764.93
  4. Step 4: Simplify right side
    20,159,371.05x = 191,141,285,667,878.66
  5. Step 5: Solve for x
    x = 191,141,285,667,878.66/20,159,371.05
  6. Step 6: Final answer
    x = 9,481,510.37

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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.