Finding the Fourth Proportional to 7,694,364.40, 11,544,725.85 and 3,374,179.18
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Solution
The fourth proportional to 7,694,364.40, 11,544,725.85 and 3,374,179.18 is: 5,062,662.95
Step by Step Solution
- Step 1: Write the proportion equation
7,694,364.40 : 11,544,725.85 = 3,374,179.18 : x - Step 2: Convert to fraction form
7,694,364.40/11,544,725.85 = 3,374,179.18/x - Step 3: Cross multiply
7,694,364.40x = 11,544,725.85 × 3,374,179.18 - Step 4: Simplify right side
7,694,364.40x = 38,953,973,601,877.80 - Step 5: Solve for x
x = 38,953,973,601,877.80/7,694,364.40 - Step 6: Final answer
x = 5,062,662.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.