Home / 10,208,155.14-15,313,745.52-3,289,316.58

Finding the Fourth Proportional to 10,208,155.14, 15,313,745.52 and 3,289,316.58

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Solution

The fourth proportional to 10,208,155.14, 15,313,745.52 and 3,289,316.58 is: 4,934,462.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,155.14 : 15,313,745.52 = 3,289,316.58 : x
  2. Step 2: Convert to fraction form
    10,208,155.14/15,313,745.52 = 3,289,316.58/x
  3. Step 3: Cross multiply
    10,208,155.14x = 15,313,745.52 × 3,289,316.58
  4. Step 4: Simplify right side
    10,208,155.14x = 50,371,757,040,836.72
  5. Step 5: Solve for x
    x = 50,371,757,040,836.72/10,208,155.14
  6. Step 6: Final answer
    x = 4,934,462.33

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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.