Home / 9,509,338.30-13,118,704.37-6,410,729.72

Finding the Fourth Proportional to 9,509,338.30, 13,118,704.37 and 6,410,729.72

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Solution

The fourth proportional to 9,509,338.30, 13,118,704.37 and 6,410,729.72 is: 8,843,987.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,509,338.30 : 13,118,704.37 = 6,410,729.72 : x
  2. Step 2: Convert to fraction form
    9,509,338.30/13,118,704.37 = 6,410,729.72/x
  3. Step 3: Cross multiply
    9,509,338.30x = 13,118,704.37 × 6,410,729.72
  4. Step 4: Simplify right side
    9,509,338.30x = 84,100,467,998,568.16
  5. Step 5: Solve for x
    x = 84,100,467,998,568.16/9,509,338.30
  6. Step 6: Final answer
    x = 8,843,987.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.