Finding the Fourth Proportional to 11,231,004.40, 16,848,368.93 and 3,942,574.09
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Solution
The fourth proportional to 11,231,004.40, 16,848,368.93 and 3,942,574.09 is: 5,914,514.89
Step by Step Solution
- Step 1: Write the proportion equation
11,231,004.40 : 16,848,368.93 = 3,942,574.09 : x - Step 2: Convert to fraction form
11,231,004.40/16,848,368.93 = 3,942,574.09/x - Step 3: Cross multiply
11,231,004.40x = 16,848,368.93 × 3,942,574.09 - Step 4: Simplify right side
11,231,004.40x = 66,425,942,782,466.16 - Step 5: Solve for x
x = 66,425,942,782,466.16/11,231,004.40 - Step 6: Final answer
x = 5,914,514.89
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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.