Home / 13,167,217.51-18,170,786.73-7,366,096.15

Finding the Fourth Proportional to 13,167,217.51, 18,170,786.73 and 7,366,096.15

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Solution

The fourth proportional to 13,167,217.51, 18,170,786.73 and 7,366,096.15 is: 10,165,227.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167,217.51 : 18,170,786.73 = 7,366,096.15 : x
  2. Step 2: Convert to fraction form
    13,167,217.51/18,170,786.73 = 7,366,096.15/x
  3. Step 3: Cross multiply
    13,167,217.51x = 18,170,786.73 × 7,366,096.15
  4. Step 4: Simplify right side
    13,167,217.51x = 133,847,762,174,324.09
  5. Step 5: Solve for x
    x = 133,847,762,174,324.09/13,167,217.51
  6. Step 6: Final answer
    x = 10,165,227.55

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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.