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Finding the Fourth Proportional to 6,296,525.60, 9,465,783.60 and 5,372,736.80

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Solution

The fourth proportional to 6,296,525.60, 9,465,783.60 and 5,372,736.80 is: 8,077,020.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296,525.60 : 9,465,783.60 = 5,372,736.80 : x
  2. Step 2: Convert to fraction form
    6,296,525.60/9,465,783.60 = 5,372,736.80/x
  3. Step 3: Cross multiply
    6,296,525.60x = 9,465,783.60 × 5,372,736.80
  4. Step 4: Simplify right side
    6,296,525.60x = 50,857,163,888,556.48
  5. Step 5: Solve for x
    x = 50,857,163,888,556.48/6,296,525.60
  6. Step 6: Final answer
    x = 8,077,020.11

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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.