Home / 13,334,515.20-20,001,772.80-9,029,843.10

Finding the Fourth Proportional to 13,334,515.20, 20,001,772.80 and 9,029,843.10

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Solution

The fourth proportional to 13,334,515.20, 20,001,772.80 and 9,029,843.10 is: 13,544,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334,515.20 : 20,001,772.80 = 9,029,843.10 : x
  2. Step 2: Convert to fraction form
    13,334,515.20/20,001,772.80 = 9,029,843.10/x
  3. Step 3: Cross multiply
    13,334,515.20x = 20,001,772.80 × 9,029,843.10
  4. Step 4: Simplify right side
    13,334,515.20x = 180,612,870,105,847.69
  5. Step 5: Solve for x
    x = 180,612,870,105,847.69/13,334,515.20
  6. Step 6: Final answer
    x = 13,544,764.65

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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.