Finding the Fourth Proportional to 7,891,635.44, 11,830,344.36 and 2,839,391.12
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Solution
The fourth proportional to 7,891,635.44, 11,830,344.36 and 2,839,391.12 is: 4,256,528.95
Step by Step Solution
- Step 1: Write the proportion equation
7,891,635.44 : 11,830,344.36 = 2,839,391.12 : x - Step 2: Convert to fraction form
7,891,635.44/11,830,344.36 = 2,839,391.12/x - Step 3: Cross multiply
7,891,635.44x = 11,830,344.36 × 2,839,391.12 - Step 4: Simplify right side
7,891,635.44x = 33,590,974,722,326.08 - Step 5: Solve for x
x = 33,590,974,722,326.08/7,891,635.44 - Step 6: Final answer
x = 4,256,528.95
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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.