Finding the Fourth Proportional to 5,487,230.84, 7,571,660.46 and 3,164,209.16
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Solution
The fourth proportional to 5,487,230.84, 7,571,660.46 and 3,164,209.16 is: 4,366,194.55
Step by Step Solution
- Step 1: Write the proportion equation
5,487,230.84 : 7,571,660.46 = 3,164,209.16 : x - Step 2: Convert to fraction form
5,487,230.84/7,571,660.46 = 3,164,209.16/x - Step 3: Cross multiply
5,487,230.84x = 7,571,660.46 × 3,164,209.16 - Step 4: Simplify right side
5,487,230.84x = 23,958,317,383,941.82 - Step 5: Solve for x
x = 23,958,317,383,941.82/5,487,230.84 - Step 6: Final answer
x = 4,366,194.55
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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.