Home / 51,682,009.24-71,324,358.18-28,477,132.60

Finding the Fourth Proportional to 51,682,009.24, 71,324,358.18 and 28,477,132.60

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Solution

The fourth proportional to 51,682,009.24, 71,324,358.18 and 28,477,132.60 is: 39,300,198.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682,009.24 : 71,324,358.18 = 28,477,132.60 : x
  2. Step 2: Convert to fraction form
    51,682,009.24/71,324,358.18 = 28,477,132.60/x
  3. Step 3: Cross multiply
    51,682,009.24x = 71,324,358.18 × 28,477,132.60
  4. Step 4: Simplify right side
    51,682,009.24x = 2,031,113,205,501,755
  5. Step 5: Solve for x
    x = 2,031,113,205,501,755/51,682,009.24
  6. Step 6: Final answer
    x = 39,300,198.18

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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.