Home / 49,472,453.36-68,243,620.74-30,855,271.78

Finding the Fourth Proportional to 49,472,453.36, 68,243,620.74 and 30,855,271.78

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Solution

The fourth proportional to 49,472,453.36, 68,243,620.74 and 30,855,271.78 is: 42,562,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,472,453.36 : 68,243,620.74 = 30,855,271.78 : x
  2. Step 2: Convert to fraction form
    49,472,453.36/68,243,620.74 = 30,855,271.78/x
  3. Step 3: Cross multiply
    49,472,453.36x = 68,243,620.74 × 30,855,271.78
  4. Step 4: Simplify right side
    49,472,453.36x = 2,105,675,465,183,944.75
  5. Step 5: Solve for x
    x = 2,105,675,465,183,944.75/49,472,453.36
  6. Step 6: Final answer
    x = 42,562,584.27

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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.