Finding the Fourth Proportional to 18,468,181.26, 27,700,958.04 and 5,687,353.26
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Solution
The fourth proportional to 18,468,181.26, 27,700,958.04 and 5,687,353.26 is: 8,530,625.28
Step by Step Solution
- Step 1: Write the proportion equation
18,468,181.26 : 27,700,958.04 = 5,687,353.26 : x - Step 2: Convert to fraction form
18,468,181.26/27,700,958.04 = 5,687,353.26/x - Step 3: Cross multiply
18,468,181.26x = 27,700,958.04 × 5,687,353.26 - Step 4: Simplify right side
18,468,181.26x = 157,545,134,013,917.19 - Step 5: Solve for x
x = 157,545,134,013,917.19/18,468,181.26 - Step 6: Final answer
x = 8,530,625.28
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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.