Home / 20,237,449.75-27,927,680.66-10,945,019.75

Finding the Fourth Proportional to 20,237,449.75, 27,927,680.66 and 10,945,019.75

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Solution

The fourth proportional to 20,237,449.75, 27,927,680.66 and 10,945,019.75 is: 15,104,127.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,237,449.75 : 27,927,680.66 = 10,945,019.75 : x
  2. Step 2: Convert to fraction form
    20,237,449.75/27,927,680.66 = 10,945,019.75/x
  3. Step 3: Cross multiply
    20,237,449.75x = 27,927,680.66 × 10,945,019.75
  4. Step 4: Simplify right side
    20,237,449.75x = 305,669,016,340,667.94
  5. Step 5: Solve for x
    x = 305,669,016,340,667.94/20,237,449.75
  6. Step 6: Final answer
    x = 15,104,127.26

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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.