Home / 12,193,918.40-18,289,097.19-3,555,697.64

Finding the Fourth Proportional to 12,193,918.40, 18,289,097.19 and 3,555,697.64

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Solution

The fourth proportional to 12,193,918.40, 18,289,097.19 and 3,555,697.64 is: 5,333,027.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,918.40 : 18,289,097.19 = 3,555,697.64 : x
  2. Step 2: Convert to fraction form
    12,193,918.40/18,289,097.19 = 3,555,697.64/x
  3. Step 3: Cross multiply
    12,193,918.40x = 18,289,097.19 × 3,555,697.64
  4. Step 4: Simplify right side
    12,193,918.40x = 65,030,499,624,768.15
  5. Step 5: Solve for x
    x = 65,030,499,624,768.15/12,193,918.40
  6. Step 6: Final answer
    x = 5,333,027.29

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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.