Finding the Fourth Proportional to 8,056,129.44, 12,084,075.81 and 1,990,860.99
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Solution
The fourth proportional to 8,056,129.44, 12,084,075.81 and 1,990,860.99 is: 2,986,262.24
Step by Step Solution
- Step 1: Write the proportion equation
8,056,129.44 : 12,084,075.81 = 1,990,860.99 : x - Step 2: Convert to fraction form
8,056,129.44/12,084,075.81 = 1,990,860.99/x - Step 3: Cross multiply
8,056,129.44x = 12,084,075.81 × 1,990,860.99 - Step 4: Simplify right side
8,056,129.44x = 24,057,715,130,331.65 - Step 5: Solve for x
x = 24,057,715,130,331.65/8,056,129.44 - Step 6: Final answer
x = 2,986,262.24
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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.