Finding the Fourth Proportional to 8,492,600.93, 11,720,121.06 and 4,821,859.14
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Solution
The fourth proportional to 8,492,600.93, 11,720,121.06 and 4,821,859.14 is: 6,654,353.99
Step by Step Solution
- Step 1: Write the proportion equation
8,492,600.93 : 11,720,121.06 = 4,821,859.14 : x - Step 2: Convert to fraction form
8,492,600.93/11,720,121.06 = 4,821,859.14/x - Step 3: Cross multiply
8,492,600.93x = 11,720,121.06 × 4,821,859.14 - Step 4: Simplify right side
8,492,600.93x = 56,512,772,855,067.48 - Step 5: Solve for x
x = 56,512,772,855,067.48/8,492,600.93 - Step 6: Final answer
x = 6,654,353.99
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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.