Finding the Fourth Proportional to 6,876,515.57, 10,315,115.99 and 2,617,013.93
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Solution
The fourth proportional to 6,876,515.57, 10,315,115.99 and 2,617,013.93 is: 3,925,651.29
Step by Step Solution
- Step 1: Write the proportion equation
6,876,515.57 : 10,315,115.99 = 2,617,013.93 : x - Step 2: Convert to fraction form
6,876,515.57/10,315,115.99 = 2,617,013.93/x - Step 3: Cross multiply
6,876,515.57x = 10,315,115.99 × 2,617,013.93 - Step 4: Simplify right side
6,876,515.57x = 26,994,802,235,395.74 - Step 5: Solve for x
x = 26,994,802,235,395.74/6,876,515.57 - Step 6: Final answer
x = 3,925,651.29
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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.