Finding the Fourth Proportional to 7,382,761.80, 11,072,069.10 and 2,335,619.40
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Solution
The fourth proportional to 7,382,761.80, 11,072,069.10 and 2,335,619.40 is: 3,502,773.09
Step by Step Solution
- Step 1: Write the proportion equation
7,382,761.80 : 11,072,069.10 = 2,335,619.40 : x - Step 2: Convert to fraction form
7,382,761.80/11,072,069.10 = 2,335,619.40/x - Step 3: Cross multiply
7,382,761.80x = 11,072,069.10 × 2,335,619.40 - Step 4: Simplify right side
7,382,761.80x = 25,860,139,388,100.54 - Step 5: Solve for x
x = 25,860,139,388,100.54/7,382,761.80 - Step 6: Final answer
x = 3,502,773.09
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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.