Home / 22,145,881.20-33,183,052.20-12,532,671.60

Finding the Fourth Proportional to 22,145,881.20, 33,183,052.20 and 12,532,671.60

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Solution

The fourth proportional to 22,145,881.20, 33,183,052.20 and 12,532,671.60 is: 18,778,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,881.20 : 33,183,052.20 = 12,532,671.60 : x
  2. Step 2: Convert to fraction form
    22,145,881.20/33,183,052.20 = 12,532,671.60/x
  3. Step 3: Cross multiply
    22,145,881.20x = 33,183,052.20 × 12,532,671.60
  4. Step 4: Simplify right side
    22,145,881.20x = 415,872,295,908,257.50
  5. Step 5: Solve for x
    x = 415,872,295,908,257.50/22,145,881.20
  6. Step 6: Final answer
    x = 18,778,764.87

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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.