Finding the Fourth Proportional to 5,512,893.84, 7,607,184.60 and 3,307,639.44
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Solution
The fourth proportional to 5,512,893.84, 7,607,184.60 and 3,307,639.44 is: 4,564,177.10
Step by Step Solution
- Step 1: Write the proportion equation
5,512,893.84 : 7,607,184.60 = 3,307,639.44 : x - Step 2: Convert to fraction form
5,512,893.84/7,607,184.60 = 3,307,639.44/x - Step 3: Cross multiply
5,512,893.84x = 7,607,184.60 × 3,307,639.44 - Step 4: Simplify right side
5,512,893.84x = 25,161,823,810,320.62 - Step 5: Solve for x
x = 25,161,823,810,320.62/5,512,893.84 - Step 6: Final answer
x = 4,564,177.10
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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.