Finding the Fourth Proportional to 5,413,183.80, 7,470,193.41 and 2,965,887.54
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Solution
The fourth proportional to 5,413,183.80, 7,470,193.41 and 2,965,887.54 is: 4,092,924.68
Step by Step Solution
- Step 1: Write the proportion equation
5,413,183.80 : 7,470,193.41 = 2,965,887.54 : x - Step 2: Convert to fraction form
5,413,183.80/7,470,193.41 = 2,965,887.54/x - Step 3: Cross multiply
5,413,183.80x = 7,470,193.41 × 2,965,887.54 - Step 4: Simplify right side
5,413,183.80x = 22,155,753,556,109.11 - Step 5: Solve for x
x = 22,155,753,556,109.11/5,413,183.80 - Step 6: Final answer
x = 4,092,924.68
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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.