Finding the Fourth Proportional to 11,325,125.16, 15,632,087.94 and 7,705,552.68
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Solution
The fourth proportional to 11,325,125.16, 15,632,087.94 and 7,705,552.68 is: 10,635,986.39
Step by Step Solution
- Step 1: Write the proportion equation
11,325,125.16 : 15,632,087.94 = 7,705,552.68 : x - Step 2: Convert to fraction form
11,325,125.16/15,632,087.94 = 7,705,552.68/x - Step 3: Cross multiply
11,325,125.16x = 15,632,087.94 × 7,705,552.68 - Step 4: Simplify right side
11,325,125.16x = 120,453,877,120,062.67 - Step 5: Solve for x
x = 120,453,877,120,062.67/11,325,125.16 - Step 6: Final answer
x = 10,635,986.39
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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.