Finding the Fourth Proportional to 11,722,884.96, 16,169,504.10 and 8,245,598.70
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Solution
The fourth proportional to 11,722,884.96, 16,169,504.10 and 8,245,598.70 is: 11,373,244.93
Step by Step Solution
- Step 1: Write the proportion equation
11,722,884.96 : 16,169,504.10 = 8,245,598.70 : x - Step 2: Convert to fraction form
11,722,884.96/16,169,504.10 = 8,245,598.70/x - Step 3: Cross multiply
11,722,884.96x = 16,169,504.10 × 8,245,598.70 - Step 4: Simplify right side
11,722,884.96x = 133,327,241,986,604.67 - Step 5: Solve for x
x = 133,327,241,986,604.67/11,722,884.96 - Step 6: Final answer
x = 11,373,244.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.