Finding the Fourth Proportional to 5,125,159.32, 7,072,867.48 and 2,833,467.63
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Solution
The fourth proportional to 5,125,159.32, 7,072,867.48 and 2,833,467.63 is: 3,910,266.94
Step by Step Solution
- Step 1: Write the proportion equation
5,125,159.32 : 7,072,867.48 = 2,833,467.63 : x - Step 2: Convert to fraction form
5,125,159.32/7,072,867.48 = 2,833,467.63/x - Step 3: Cross multiply
5,125,159.32x = 7,072,867.48 × 2,833,467.63 - Step 4: Simplify right side
5,125,159.32x = 20,040,741,055,859.67 - Step 5: Solve for x
x = 20,040,741,055,859.67/5,125,159.32 - Step 6: Final answer
x = 3,910,266.94
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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.