Home / 18,455,872.70-27,683,809.05-14,151,200.60

Finding the Fourth Proportional to 18,455,872.70, 27,683,809.05 and 14,151,200.60

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Solution

The fourth proportional to 18,455,872.70, 27,683,809.05 and 14,151,200.60 is: 21,226,800.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455,872.70 : 27,683,809.05 = 14,151,200.60 : x
  2. Step 2: Convert to fraction form
    18,455,872.70/27,683,809.05 = 14,151,200.60/x
  3. Step 3: Cross multiply
    18,455,872.70x = 27,683,809.05 × 14,151,200.60
  4. Step 4: Simplify right side
    18,455,872.70x = 391,759,135,238,645.44
  5. Step 5: Solve for x
    x = 391,759,135,238,645.44/18,455,872.70
  6. Step 6: Final answer
    x = 21,226,800.90

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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.