Finding the Fourth Proportional to 11,230,943.97, 16,848,276.93 and 3,942,513.12
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Solution
The fourth proportional to 11,230,943.97, 16,848,276.93 and 3,942,513.12 is: 5,914,422.96
Step by Step Solution
- Step 1: Write the proportion equation
11,230,943.97 : 16,848,276.93 = 3,942,513.12 : x - Step 2: Convert to fraction form
11,230,943.97/16,848,276.93 = 3,942,513.12/x - Step 3: Cross multiply
11,230,943.97x = 16,848,276.93 × 3,942,513.12 - Step 4: Simplify right side
11,230,943.97x = 66,424,552,845,918.32 - Step 5: Solve for x
x = 66,424,552,845,918.32/11,230,943.97 - Step 6: Final answer
x = 5,914,422.96
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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.