Finding the Fourth Proportional to 5,337,032.82, 7,364,630.84 and 3,161,224.80
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Solution
The fourth proportional to 5,337,032.82, 7,364,630.84 and 3,161,224.80 is: 4,362,209.19
Step by Step Solution
- Step 1: Write the proportion equation
5,337,032.82 : 7,364,630.84 = 3,161,224.80 : x - Step 2: Convert to fraction form
5,337,032.82/7,364,630.84 = 3,161,224.80/x - Step 3: Cross multiply
5,337,032.82x = 7,364,630.84 × 3,161,224.80 - Step 4: Simplify right side
5,337,032.82x = 23,281,253,638,446.71 - Step 5: Solve for x
x = 23,281,253,638,446.71/5,337,032.82 - Step 6: Final answer
x = 4,362,209.19
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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.