Home / 51,682,008.74-71,324,357.49-28,477,132.10

Finding the Fourth Proportional to 51,682,008.74, 71,324,357.49 and 28,477,132.10

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Solution

The fourth proportional to 51,682,008.74, 71,324,357.49 and 28,477,132.10 is: 39,300,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682,008.74 : 71,324,357.49 = 28,477,132.10 : x
  2. Step 2: Convert to fraction form
    51,682,008.74/71,324,357.49 = 28,477,132.10/x
  3. Step 3: Cross multiply
    51,682,008.74x = 71,324,357.49 × 28,477,132.10
  4. Step 4: Simplify right side
    51,682,008.74x = 2,031,113,150,190,354.50
  5. Step 5: Solve for x
    x = 2,031,113,150,190,354.50/51,682,008.74
  6. Step 6: Final answer
    x = 39,300,197.49

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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.