Finding the Fourth Proportional to 11,405,250.09, 15,739,679.03 and 6,511,268.97
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Solution
The fourth proportional to 11,405,250.09, 15,739,679.03 and 6,511,268.97 is: 8,985,798.89
Step by Step Solution
- Step 1: Write the proportion equation
11,405,250.09 : 15,739,679.03 = 6,511,268.97 : x - Step 2: Convert to fraction form
11,405,250.09/15,739,679.03 = 6,511,268.97/x - Step 3: Cross multiply
11,405,250.09x = 15,739,679.03 × 6,511,268.97 - Step 4: Simplify right side
11,405,250.09x = 102,485,283,633,242.36 - Step 5: Solve for x
x = 102,485,283,633,242.36/11,405,250.09 - Step 6: Final answer
x = 8,985,798.89
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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.