Finding the Fourth Proportional to 7,991,085.88, 11,988,403.94 and 3,728,929.06
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Solution
The fourth proportional to 7,991,085.88, 11,988,403.94 and 3,728,929.06 is: 5,594,221.93
Step by Step Solution
- Step 1: Write the proportion equation
7,991,085.88 : 11,988,403.94 = 3,728,929.06 : x - Step 2: Convert to fraction form
7,991,085.88/11,988,403.94 = 3,728,929.06/x - Step 3: Cross multiply
7,991,085.88x = 11,988,403.94 × 3,728,929.06 - Step 4: Simplify right side
7,991,085.88x = 44,703,907,834,884.49 - Step 5: Solve for x
x = 44,703,907,834,884.49/7,991,085.88 - Step 6: Final answer
x = 5,594,221.93
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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.