Finding the Fourth Proportional to 8,166,447.92, 11,263,403.38 and 5,070,804.09
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Solution
The fourth proportional to 8,166,447.92, 11,263,403.38 and 5,070,804.09 is: 6,993,801.04
Step by Step Solution
- Step 1: Write the proportion equation
8,166,447.92 : 11,263,403.38 = 5,070,804.09 : x - Step 2: Convert to fraction form
8,166,447.92/11,263,403.38 = 5,070,804.09/x - Step 3: Cross multiply
8,166,447.92x = 11,263,403.38 × 5,070,804.09 - Step 4: Simplify right side
8,166,447.92x = 57,114,511,926,623.83 - Step 5: Solve for x
x = 57,114,511,926,623.83/8,166,447.92 - Step 6: Final answer
x = 6,993,801.04
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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.