Finding the Fourth Proportional to 7,632,411.84, 10,532,851.20 and 4,369,213.44
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Solution
The fourth proportional to 7,632,411.84, 10,532,851.20 and 4,369,213.44 is: 6,029,584.88
Step by Step Solution
- Step 1: Write the proportion equation
7,632,411.84 : 10,532,851.20 = 4,369,213.44 : x - Step 2: Convert to fraction form
7,632,411.84/10,532,851.20 = 4,369,213.44/x - Step 3: Cross multiply
7,632,411.84x = 10,532,851.20 × 4,369,213.44 - Step 4: Simplify right side
7,632,411.84x = 46,020,275,024,560.13 - Step 5: Solve for x
x = 46,020,275,024,560.13/7,632,411.84 - Step 6: Final answer
x = 6,029,584.88
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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.