Finding the Fourth Proportional to 18,076,269.26, 27,118,993.37 and 8,367,881.42
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Solution
The fourth proportional to 18,076,269.26, 27,118,993.37 and 8,367,881.42 is: 12,553,946.69
Step by Step Solution
- Step 1: Write the proportion equation
18,076,269.26 : 27,118,993.37 = 8,367,881.42 : x - Step 2: Convert to fraction form
18,076,269.26/27,118,993.37 = 8,367,881.42/x - Step 3: Cross multiply
18,076,269.26x = 27,118,993.37 × 8,367,881.42 - Step 4: Simplify right side
18,076,269.26x = 226,928,520,572,491.81 - Step 5: Solve for x
x = 226,928,520,572,491.81/18,076,269.26 - Step 6: Final answer
x = 12,553,946.69
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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.