Home / 12,234,015.60-18,325,794.60-7,169,977.20

Finding the Fourth Proportional to 12,234,015.60, 18,325,794.60 and 7,169,977.20

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Solution

The fourth proportional to 12,234,015.60, 18,325,794.60 and 7,169,977.20 is: 10,740,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234,015.60 : 18,325,794.60 = 7,169,977.20 : x
  2. Step 2: Convert to fraction form
    12,234,015.60/18,325,794.60 = 7,169,977.20/x
  3. Step 3: Cross multiply
    12,234,015.60x = 18,325,794.60 × 7,169,977.20
  4. Step 4: Simplify right side
    12,234,015.60x = 131,395,529,453,883.14
  5. Step 5: Solve for x
    x = 131,395,529,453,883.14/12,234,015.60
  6. Step 6: Final answer
    x = 10,740,179.98

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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.