Home / 5,413,175.78-7,470,182.40-2,965,879.54

Finding the Fourth Proportional to 5,413,175.78, 7,470,182.40 and 2,965,879.54

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Solution

The fourth proportional to 5,413,175.78, 7,470,182.40 and 2,965,879.54 is: 4,092,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,175.78 : 7,470,182.40 = 2,965,879.54 : x
  2. Step 2: Convert to fraction form
    5,413,175.78/7,470,182.40 = 2,965,879.54/x
  3. Step 3: Cross multiply
    5,413,175.78x = 7,470,182.40 × 2,965,879.54
  4. Step 4: Simplify right side
    5,413,175.78x = 22,155,661,140,228.10
  5. Step 5: Solve for x
    x = 22,155,661,140,228.10/5,413,175.78
  6. Step 6: Final answer
    x = 4,092,913.67

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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.