Finding the Fourth Proportional to 5,413,147.08, 7,470,142.74 and 2,965,850.94
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Solution
The fourth proportional to 5,413,147.08, 7,470,142.74 and 2,965,850.94 is: 4,092,874.18
Step by Step Solution
- Step 1: Write the proportion equation
5,413,147.08 : 7,470,142.74 = 2,965,850.94 : x - Step 2: Convert to fraction form
5,413,147.08/7,470,142.74 = 2,965,850.94/x - Step 3: Cross multiply
5,413,147.08x = 7,470,142.74 × 2,965,850.94 - Step 4: Simplify right side
5,413,147.08x = 22,155,329,895,376.21 - Step 5: Solve for x
x = 22,155,329,895,376.21/5,413,147.08 - Step 6: Final answer
x = 4,092,874.18
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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.