Finding the Fourth Proportional to 7,741,894.77, 11,613,294.14 and 2,350,721.07
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Solution
The fourth proportional to 7,741,894.77, 11,613,294.14 and 2,350,721.07 is: 3,526,218.84
Step by Step Solution
- Step 1: Write the proportion equation
7,741,894.77 : 11,613,294.14 = 2,350,721.07 : x - Step 2: Convert to fraction form
7,741,894.77/11,613,294.14 = 2,350,721.07/x - Step 3: Cross multiply
7,741,894.77x = 11,613,294.14 × 2,350,721.07 - Step 4: Simplify right side
7,741,894.77x = 27,299,615,215,251.92 - Step 5: Solve for x
x = 27,299,615,215,251.92/7,741,894.77 - Step 6: Final answer
x = 3,526,218.84
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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.