Finding the Fourth Proportional to 47,336,806.08, 71,007,235.20 and 18,589,161.96
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Solution
The fourth proportional to 47,336,806.08, 71,007,235.20 and 18,589,161.96 is: 27,884,538.58
Step by Step Solution
- Step 1: Write the proportion equation
47,336,806.08 : 71,007,235.20 = 18,589,161.96 : x - Step 2: Convert to fraction form
47,336,806.08/71,007,235.20 = 18,589,161.96/x - Step 3: Cross multiply
47,336,806.08x = 71,007,235.20 × 18,589,161.96 - Step 4: Simplify right side
47,336,806.08x = 1,319,964,995,464,613 - Step 5: Solve for x
x = 1,319,964,995,464,613/47,336,806.08 - Step 6: Final answer
x = 27,884,538.58
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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.