Home / 22,078,542.60-30,464,749.62-12,288,732.48

Finding the Fourth Proportional to 22,078,542.60, 30,464,749.62 and 12,288,732.48

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Solution

The fourth proportional to 22,078,542.60, 30,464,749.62 and 12,288,732.48 is: 16,956,425.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,542.60 : 30,464,749.62 = 12,288,732.48 : x
  2. Step 2: Convert to fraction form
    22,078,542.60/30,464,749.62 = 12,288,732.48/x
  3. Step 3: Cross multiply
    22,078,542.60x = 30,464,749.62 × 12,288,732.48
  4. Step 4: Simplify right side
    22,078,542.60x = 374,373,158,150,361.69
  5. Step 5: Solve for x
    x = 374,373,158,150,361.69/22,078,542.60
  6. Step 6: Final answer
    x = 16,956,425.29

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1.5x scale

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.