Finding the Fourth Proportional to 7,248,231.72, 10,848,690.18 and 5,328,634.68
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Solution
The fourth proportional to 7,248,231.72, 10,848,690.18 and 5,328,634.68 is: 7,975,559.97
Step by Step Solution
- Step 1: Write the proportion equation
7,248,231.72 : 10,848,690.18 = 5,328,634.68 : x - Step 2: Convert to fraction form
7,248,231.72/10,848,690.18 = 5,328,634.68/x - Step 3: Cross multiply
7,248,231.72x = 10,848,690.18 × 5,328,634.68 - Step 4: Simplify right side
7,248,231.72x = 57,808,706,725,723.44 - Step 5: Solve for x
x = 57,808,706,725,723.44/7,248,231.72 - Step 6: Final answer
x = 7,975,559.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.