Finding the Fourth Proportional to 7,125,591.45, 9,833,052.67 and 3,862,336.12
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Solution
The fourth proportional to 7,125,591.45, 9,833,052.67 and 3,862,336.12 is: 5,329,881.00
Step by Step Solution
- Step 1: Write the proportion equation
7,125,591.45 : 9,833,052.67 = 3,862,336.12 : x - Step 2: Convert to fraction form
7,125,591.45/9,833,052.67 = 3,862,336.12/x - Step 3: Cross multiply
7,125,591.45x = 9,833,052.67 × 3,862,336.12 - Step 4: Simplify right side
7,125,591.45x = 37,978,554,497,203.44 - Step 5: Solve for x
x = 37,978,554,497,203.44/7,125,591.45 - Step 6: Final answer
x = 5,329,881.00
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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.