Finding the Fourth Proportional to 12,036,376.44, 16,632,159.36 and 8,767,482.12
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Solution
The fourth proportional to 12,036,376.44, 16,632,159.36 and 8,767,482.12 is: 12,115,121.24
Step by Step Solution
- Step 1: Write the proportion equation
12,036,376.44 : 16,632,159.36 = 8,767,482.12 : x - Step 2: Convert to fraction form
12,036,376.44/16,632,159.36 = 8,767,482.12/x - Step 3: Cross multiply
12,036,376.44x = 16,632,159.36 × 8,767,482.12 - Step 4: Simplify right side
12,036,376.44x = 145,822,159,805,790.62 - Step 5: Solve for x
x = 145,822,159,805,790.62/12,036,376.44 - Step 6: Final answer
x = 12,115,121.24
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.