Home / 13,514,094.47-18,649,791.03-8,289,982.97

Finding the Fourth Proportional to 13,514,094.47, 18,649,791.03 and 8,289,982.97

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Solution

The fourth proportional to 13,514,094.47, 18,649,791.03 and 8,289,982.97 is: 11,440,385.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514,094.47 : 18,649,791.03 = 8,289,982.97 : x
  2. Step 2: Convert to fraction form
    13,514,094.47/18,649,791.03 = 8,289,982.97/x
  3. Step 3: Cross multiply
    13,514,094.47x = 18,649,791.03 × 8,289,982.97
  4. Step 4: Simplify right side
    13,514,094.47x = 154,606,450,040,533.97
  5. Step 5: Solve for x
    x = 154,606,450,040,533.97/13,514,094.47
  6. Step 6: Final answer
    x = 11,440,385.47

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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.