Finding the Fourth Proportional to 6,618,183.09, 9,927,846.44 and 1,825,872.36
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Solution
The fourth proportional to 6,618,183.09, 9,927,846.44 and 1,825,872.36 is: 2,738,966.29
Step by Step Solution
- Step 1: Write the proportion equation
6,618,183.09 : 9,927,846.44 = 1,825,872.36 : x - Step 2: Convert to fraction form
6,618,183.09/9,927,846.44 = 1,825,872.36/x - Step 3: Cross multiply
6,618,183.09x = 9,927,846.44 × 1,825,872.36 - Step 4: Simplify right side
6,618,183.09x = 18,126,980,409,120.40 - Step 5: Solve for x
x = 18,126,980,409,120.40/6,618,183.09 - Step 6: Final answer
x = 2,738,966.29
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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.