Finding the Fourth Proportional to 5,663,986.74, 8,496,817.41 and 2,068,912.94
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Solution
The fourth proportional to 5,663,986.74, 8,496,817.41 and 2,068,912.94 is: 3,103,675.25
Step by Step Solution
- Step 1: Write the proportion equation
5,663,986.74 : 8,496,817.41 = 2,068,912.94 : x - Step 2: Convert to fraction form
5,663,986.74/8,496,817.41 = 2,068,912.94/x - Step 3: Cross multiply
5,663,986.74x = 8,496,817.41 × 2,068,912.94 - Step 4: Simplify right side
5,663,986.74x = 17,579,175,449,276.66 - Step 5: Solve for x
x = 17,579,175,449,276.66/5,663,986.74 - Step 6: Final answer
x = 3,103,675.25
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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.