Finding the Fourth Proportional to 18,146,906.46, 27,225,674.06 and 5,367,751.47
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Solution
The fourth proportional to 18,146,906.46, 27,225,674.06 and 5,367,751.47 is: 8,053,199.17
Step by Step Solution
- Step 1: Write the proportion equation
18,146,906.46 : 27,225,674.06 = 5,367,751.47 : x - Step 2: Convert to fraction form
18,146,906.46/27,225,674.06 = 5,367,751.47/x - Step 3: Cross multiply
18,146,906.46x = 27,225,674.06 × 5,367,751.47 - Step 4: Simplify right side
18,146,906.46x = 146,140,651,957,305.84 - Step 5: Solve for x
x = 146,140,651,957,305.84/18,146,906.46 - Step 6: Final answer
x = 8,053,199.17
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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.