Finding the Fourth Proportional to 11,623,218.18, 16,033,361.79 and 7,264,740.42
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Solution
The fourth proportional to 11,623,218.18, 16,033,361.79 and 7,264,740.42 is: 10,021,167.09
Step by Step Solution
- Step 1: Write the proportion equation
11,623,218.18 : 16,033,361.79 = 7,264,740.42 : x - Step 2: Convert to fraction form
11,623,218.18/16,033,361.79 = 7,264,740.42/x - Step 3: Cross multiply
11,623,218.18x = 16,033,361.79 × 7,264,740.42 - Step 4: Simplify right side
11,623,218.18x = 116,478,211,464,296.55 - Step 5: Solve for x
x = 116,478,211,464,296.55/11,623,218.18 - Step 6: Final answer
x = 10,021,167.09
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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.