Home / 20,107,448.32-27,747,449.52-10,940,127.52

Finding the Fourth Proportional to 20,107,448.32, 27,747,449.52 and 10,940,127.52

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Solution

The fourth proportional to 20,107,448.32, 27,747,449.52 and 10,940,127.52 is: 15,096,924.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107,448.32 : 27,747,449.52 = 10,940,127.52 : x
  2. Step 2: Convert to fraction form
    20,107,448.32/27,747,449.52 = 10,940,127.52/x
  3. Step 3: Cross multiply
    20,107,448.32x = 27,747,449.52 × 10,940,127.52
  4. Step 4: Simplify right side
    20,107,448.32x = 303,560,636,103,562.75
  5. Step 5: Solve for x
    x = 303,560,636,103,562.75/20,107,448.32
  6. Step 6: Final answer
    x = 15,096,924.84

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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.