Finding the Fourth Proportional to 11,193,770.70, 16,762,662.45 and 8,954,282.70
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Solution
The fourth proportional to 11,193,770.70, 16,762,662.45 and 8,954,282.70 is: 13,409,031.01
Step by Step Solution
- Step 1: Write the proportion equation
11,193,770.70 : 16,762,662.45 = 8,954,282.70 : x - Step 2: Convert to fraction form
11,193,770.70/16,762,662.45 = 8,954,282.70/x - Step 3: Cross multiply
11,193,770.70x = 16,762,662.45 × 8,954,282.70 - Step 4: Simplify right side
11,193,770.70x = 150,097,618,381,974.59 - Step 5: Solve for x
x = 150,097,618,381,974.59/11,193,770.70 - Step 6: Final answer
x = 13,409,031.01
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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.