Finding the Fourth Proportional to 11,752,827.20, 17,608,245.60 and 9,611,316.80
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Solution
The fourth proportional to 11,752,827.20, 17,608,245.60 and 9,611,316.80 is: 14,399,805.58
Step by Step Solution
- Step 1: Write the proportion equation
11,752,827.20 : 17,608,245.60 = 9,611,316.80 : x - Step 2: Convert to fraction form
11,752,827.20/17,608,245.60 = 9,611,316.80/x - Step 3: Cross multiply
11,752,827.20x = 17,608,245.60 × 9,611,316.80 - Step 4: Simplify right side
11,752,827.20x = 169,238,426,753,806.09 - Step 5: Solve for x
x = 169,238,426,753,806.09/11,752,827.20 - Step 6: Final answer
x = 14,399,805.58
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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.