Home / 51,682,468.60-71,324,983.76-28,477,589.52

Finding the Fourth Proportional to 51,682,468.60, 71,324,983.76 and 28,477,589.52

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Solution

The fourth proportional to 51,682,468.60, 71,324,983.76 and 28,477,589.52 is: 39,300,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682,468.60 : 71,324,983.76 = 28,477,589.52 : x
  2. Step 2: Convert to fraction form
    51,682,468.60/71,324,983.76 = 28,477,589.52/x
  3. Step 3: Cross multiply
    51,682,468.60x = 71,324,983.76 × 28,477,589.52
  4. Step 4: Simplify right side
    51,682,468.60x = 2,031,163,610,037,946.25
  5. Step 5: Solve for x
    x = 2,031,163,610,037,946.25/51,682,468.60
  6. Step 6: Final answer
    x = 39,300,824.15

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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.