Finding the Fourth Proportional to 5,125,161.93, 7,072,871.07 and 2,833,470.24
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Solution
The fourth proportional to 5,125,161.93, 7,072,871.07 and 2,833,470.24 is: 3,910,270.54
Step by Step Solution
- Step 1: Write the proportion equation
5,125,161.93 : 7,072,871.07 = 2,833,470.24 : x - Step 2: Convert to fraction form
5,125,161.93/7,072,871.07 = 2,833,470.24/x - Step 3: Cross multiply
5,125,161.93x = 7,072,871.07 × 2,833,470.24 - Step 4: Simplify right side
5,125,161.93x = 20,040,769,688,201.96 - Step 5: Solve for x
x = 20,040,769,688,201.96/5,125,161.93 - Step 6: Final answer
x = 3,910,270.54
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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.