Finding the Fourth Proportional to 5,586,917.13, 7,709,697.05 and 3,264,025.05
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Solution
The fourth proportional to 5,586,917.13, 7,709,697.05 and 3,264,025.05 is: 4,504,209.33
Step by Step Solution
- Step 1: Write the proportion equation
5,586,917.13 : 7,709,697.05 = 3,264,025.05 : x - Step 2: Convert to fraction form
5,586,917.13/7,709,697.05 = 3,264,025.05/x - Step 3: Cross multiply
5,586,917.13x = 7,709,697.05 × 3,264,025.05 - Step 4: Simplify right side
5,586,917.13x = 25,164,644,282,790.98 - Step 5: Solve for x
x = 25,164,644,282,790.98/5,586,917.13 - Step 6: Final answer
x = 4,504,209.33
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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.