Home / 13,052,410.20-19,578,615.30-11,120,851.80

Finding the Fourth Proportional to 13,052,410.20, 19,578,615.30 and 11,120,851.80

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Solution

The fourth proportional to 13,052,410.20, 19,578,615.30 and 11,120,851.80 is: 16,681,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052,410.20 : 19,578,615.30 = 11,120,851.80 : x
  2. Step 2: Convert to fraction form
    13,052,410.20/19,578,615.30 = 11,120,851.80/x
  3. Step 3: Cross multiply
    13,052,410.20x = 19,578,615.30 × 11,120,851.80
  4. Step 4: Simplify right side
    13,052,410.20x = 217,730,879,200,512.56
  5. Step 5: Solve for x
    x = 217,730,879,200,512.56/13,052,410.20
  6. Step 6: Final answer
    x = 16,681,277.70

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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.