Home / 12,179,764.08-16,807,286.16-6,673,131.36

Finding the Fourth Proportional to 12,179,764.08, 16,807,286.16 and 6,673,131.36

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Solution

The fourth proportional to 12,179,764.08, 16,807,286.16 and 6,673,131.36 is: 9,208,489.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179,764.08 : 16,807,286.16 = 6,673,131.36 : x
  2. Step 2: Convert to fraction form
    12,179,764.08/16,807,286.16 = 6,673,131.36/x
  3. Step 3: Cross multiply
    12,179,764.08x = 16,807,286.16 × 6,673,131.36
  4. Step 4: Simplify right side
    12,179,764.08x = 112,157,228,350,789.98
  5. Step 5: Solve for x
    x = 112,157,228,350,789.98/12,179,764.08
  6. Step 6: Final answer
    x = 9,208,489.39

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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.