Home / 12,235,509.82-16,884,666.37-6,728,884.56

Finding the Fourth Proportional to 12,235,509.82, 16,884,666.37 and 6,728,884.56

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Solution

The fourth proportional to 12,235,509.82, 16,884,666.37 and 6,728,884.56 is: 9,285,675.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,235,509.82 : 16,884,666.37 = 6,728,884.56 : x
  2. Step 2: Convert to fraction form
    12,235,509.82/16,884,666.37 = 6,728,884.56/x
  3. Step 3: Cross multiply
    12,235,509.82x = 16,884,666.37 × 6,728,884.56
  4. Step 4: Simplify right side
    12,235,509.82x = 113,614,970,846,255.34
  5. Step 5: Solve for x
    x = 113,614,970,846,255.34/12,235,509.82
  6. Step 6: Final answer
    x = 9,285,675.26

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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.