Home / 5,137,038-7,086,424.74-3,176,289.27

Finding the Fourth Proportional to 5,137,038, 7,086,424.74 and 3,176,289.27

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Solution

The fourth proportional to 5,137,038, 7,086,424.74 and 3,176,289.27 is: 4,381,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,038 : 7,086,424.74 = 3,176,289.27 : x
  2. Step 2: Convert to fraction form
    5,137,038/7,086,424.74 = 3,176,289.27/x
  3. Step 3: Cross multiply
    5,137,038x = 7,086,424.74 × 3,176,289.27
  4. Step 4: Simplify right side
    5,137,038x = 22,508,534,864,324.54
  5. Step 5: Solve for x
    x = 22,508,534,864,324.54/5,137,038
  6. Step 6: Final answer
    x = 4,381,617.36

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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.