Home / 51,809,372.24-71,471,122.74-30,886,662.06

Finding the Fourth Proportional to 51,809,372.24, 71,471,122.74 and 30,886,662.06

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Solution

The fourth proportional to 51,809,372.24, 71,471,122.74 and 30,886,662.06 is: 42,608,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809,372.24 : 71,471,122.74 = 30,886,662.06 : x
  2. Step 2: Convert to fraction form
    51,809,372.24/71,471,122.74 = 30,886,662.06/x
  3. Step 3: Cross multiply
    51,809,372.24x = 71,471,122.74 × 30,886,662.06
  4. Step 4: Simplify right side
    51,809,372.24x = 2,207,504,415,296,627.50
  5. Step 5: Solve for x
    x = 2,207,504,415,296,627.50/51,809,372.24
  6. Step 6: Final answer
    x = 42,608,206.20

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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.