Home / 12,269,620.20-18,404,430.30-3,295,079.40

Finding the Fourth Proportional to 12,269,620.20, 18,404,430.30 and 3,295,079.40

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Solution

The fourth proportional to 12,269,620.20, 18,404,430.30 and 3,295,079.40 is: 4,942,619.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,620.20 : 18,404,430.30 = 3,295,079.40 : x
  2. Step 2: Convert to fraction form
    12,269,620.20/18,404,430.30 = 3,295,079.40/x
  3. Step 3: Cross multiply
    12,269,620.20x = 18,404,430.30 × 3,295,079.40
  4. Step 4: Simplify right side
    12,269,620.20x = 60,644,059,150,265.82
  5. Step 5: Solve for x
    x = 60,644,059,150,265.82/12,269,620.20
  6. Step 6: Final answer
    x = 4,942,619.10

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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.