Finding the Fourth Proportional to 57,635,091.68, 79,537,054.40 and 31,529,049.08
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Solution
The fourth proportional to 57,635,091.68, 79,537,054.40 and 31,529,049.08 is: 43,510,431.21
Step by Step Solution
- Step 1: Write the proportion equation
57,635,091.68 : 79,537,054.40 = 31,529,049.08 : x - Step 2: Convert to fraction form
57,635,091.68/79,537,054.40 = 31,529,049.08/x - Step 3: Cross multiply
57,635,091.68x = 79,537,054.40 × 31,529,049.08 - Step 4: Simplify right side
57,635,091.68x = 2,507,727,691,856,230 - Step 5: Solve for x
x = 2,507,727,691,856,230/57,635,091.68 - Step 6: Final answer
x = 43,510,431.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.