Home / 7,640,178.72-11,459,022.30-2,247,568.36

Finding the Fourth Proportional to 7,640,178.72, 11,459,022.30 and 2,247,568.36

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Solution

The fourth proportional to 7,640,178.72, 11,459,022.30 and 2,247,568.36 is: 3,370,986.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,178.72 : 11,459,022.30 = 2,247,568.36 : x
  2. Step 2: Convert to fraction form
    7,640,178.72/11,459,022.30 = 2,247,568.36/x
  3. Step 3: Cross multiply
    7,640,178.72x = 11,459,022.30 × 2,247,568.36
  4. Step 4: Simplify right side
    7,640,178.72x = 25,754,935,958,014.43
  5. Step 5: Solve for x
    x = 25,754,935,958,014.43/7,640,178.72
  6. Step 6: Final answer
    x = 3,370,986.06

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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.