Home / 72,777,738.52-109,102,339.14-29,682,991

Finding the Fourth Proportional to 72,777,738.52, 109,102,339.14 and 29,682,991

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Solution

The fourth proportional to 72,777,738.52, 109,102,339.14 and 29,682,991 is: 44,498,274.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,777,738.52 : 109,102,339.14 = 29,682,991 : x
  2. Step 2: Convert to fraction form
    72,777,738.52/109,102,339.14 = 29,682,991/x
  3. Step 3: Cross multiply
    72,777,738.52x = 109,102,339.14 × 29,682,991
  4. Step 4: Simplify right side
    72,777,738.52x = 3,238,483,750,771,568
  5. Step 5: Solve for x
    x = 3,238,483,750,771,568/72,777,738.52
  6. Step 6: Final answer
    x = 44,498,274.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.