Finding the Fourth Proportional to 18,377,563.10, 27,566,344.65 and 16,393,516.70
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Solution
The fourth proportional to 18,377,563.10, 27,566,344.65 and 16,393,516.70 is: 24,590,275.05
Step by Step Solution
- Step 1: Write the proportion equation
18,377,563.10 : 27,566,344.65 = 16,393,516.70 : x - Step 2: Convert to fraction form
18,377,563.10/27,566,344.65 = 16,393,516.70/x - Step 3: Cross multiply
18,377,563.10x = 27,566,344.65 × 16,393,516.70 - Step 4: Simplify right side
18,377,563.10x = 451,909,331,377,730.62 - Step 5: Solve for x
x = 451,909,331,377,730.62/18,377,563.10 - Step 6: Final answer
x = 24,590,275.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.