Finding the Fourth Proportional to 6,121,818.77, 9,179,890.56 and 2,282,610.36
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Solution
The fourth proportional to 6,121,818.77, 9,179,890.56 and 2,282,610.36 is: 3,422,857.50
Step by Step Solution
- Step 1: Write the proportion equation
6,121,818.77 : 9,179,890.56 = 2,282,610.36 : x - Step 2: Convert to fraction form
6,121,818.77/9,179,890.56 = 2,282,610.36/x - Step 3: Cross multiply
6,121,818.77x = 9,179,890.56 × 2,282,610.36 - Step 4: Simplify right side
6,121,818.77x = 20,954,113,295,922.20 - Step 5: Solve for x
x = 20,954,113,295,922.20/6,121,818.77 - Step 6: Final answer
x = 3,422,857.50
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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.