Finding the Fourth Proportional to 24,399,245.40, 36,556,877.70 and 15,875,194.20
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Solution
The fourth proportional to 24,399,245.40, 36,556,877.70 and 15,875,194.20 is: 23,785,470.55
Step by Step Solution
- Step 1: Write the proportion equation
24,399,245.40 : 36,556,877.70 = 15,875,194.20 : x - Step 2: Convert to fraction form
24,399,245.40/36,556,877.70 = 15,875,194.20/x - Step 3: Cross multiply
24,399,245.40x = 36,556,877.70 × 15,875,194.20 - Step 4: Simplify right side
24,399,245.40x = 580,347,532,833,149.38 - Step 5: Solve for x
x = 580,347,532,833,149.38/24,399,245.40 - Step 6: Final answer
x = 23,785,470.55
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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.