Home / 9,163,608.96-12,645,042.48-5,296,380.60

Finding the Fourth Proportional to 9,163,608.96, 12,645,042.48 and 5,296,380.60

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Solution

The fourth proportional to 9,163,608.96, 12,645,042.48 and 5,296,380.60 is: 7,308,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,608.96 : 12,645,042.48 = 5,296,380.60 : x
  2. Step 2: Convert to fraction form
    9,163,608.96/12,645,042.48 = 5,296,380.60/x
  3. Step 3: Cross multiply
    9,163,608.96x = 12,645,042.48 × 5,296,380.60
  4. Step 4: Simplify right side
    9,163,608.96x = 66,972,957,677,247.88
  5. Step 5: Solve for x
    x = 66,972,957,677,247.88/9,163,608.96
  6. Step 6: Final answer
    x = 7,308,578.75

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1.5x scale

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.