Finding the Fourth Proportional to 24,793,542.40, 37,116,830.40 and 18,431,996.80
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Solution
The fourth proportional to 24,793,542.40, 37,116,830.40 and 18,431,996.80 is: 27,593,366.37
Step by Step Solution
- Step 1: Write the proportion equation
24,793,542.40 : 37,116,830.40 = 18,431,996.80 : x - Step 2: Convert to fraction form
24,793,542.40/37,116,830.40 = 18,431,996.80/x - Step 3: Cross multiply
24,793,542.40x = 37,116,830.40 × 18,431,996.80 - Step 4: Simplify right side
24,793,542.40x = 684,137,299,158,942.75 - Step 5: Solve for x
x = 684,137,299,158,942.75/24,793,542.40 - Step 6: Final answer
x = 27,593,366.37
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1.5x scale
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.