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Finding the Fourth Proportional to 12,333,027.20, 18,474,657.60 and 12,333,027.20

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Solution

The fourth proportional to 12,333,027.20, 18,474,657.60 and 12,333,027.20 is: 18,474,657.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,333,027.20 : 18,474,657.60 = 12,333,027.20 : x
  2. Step 2: Convert to fraction form
    12,333,027.20/18,474,657.60 = 12,333,027.20/x
  3. Step 3: Cross multiply
    12,333,027.20x = 18,474,657.60 × 12,333,027.20
  4. Step 4: Simplify right side
    12,333,027.20x = 227,848,454,691,486.72
  5. Step 5: Solve for x
    x = 227,848,454,691,486.72/12,333,027.20
  6. Step 6: Final answer
    x = 18,474,657.60

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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.