Finding the Fourth Proportional to 4,647,135.18, 6,973,431.07 and 1,951,253.09
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Solution
The fourth proportional to 4,647,135.18, 6,973,431.07 and 1,951,253.09 is: 2,928,025.20
Step by Step Solution
- Step 1: Write the proportion equation
4,647,135.18 : 6,973,431.07 = 1,951,253.09 : x - Step 2: Convert to fraction form
4,647,135.18/6,973,431.07 = 1,951,253.09/x - Step 3: Cross multiply
4,647,135.18x = 6,973,431.07 × 1,951,253.09 - Step 4: Simplify right side
4,647,135.18x = 13,606,928,923,239.51 - Step 5: Solve for x
x = 13,606,928,923,239.51/4,647,135.18 - Step 6: Final answer
x = 2,928,025.20
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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.