Finding the Fourth Proportional to 11,344,583.02, 15,651,063.12 and 6,986,102.52
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Solution
The fourth proportional to 11,344,583.02, 15,651,063.12 and 6,986,102.52 is: 9,638,074.08
Step by Step Solution
- Step 1: Write the proportion equation
11,344,583.02 : 15,651,063.12 = 6,986,102.52 : x - Step 2: Convert to fraction form
11,344,583.02/15,651,063.12 = 6,986,102.52/x - Step 3: Cross multiply
11,344,583.02x = 15,651,063.12 × 6,986,102.52 - Step 4: Simplify right side
11,344,583.02x = 109,339,931,503,311.05 - Step 5: Solve for x
x = 109,339,931,503,311.05/11,344,583.02 - Step 6: Final answer
x = 9,638,074.08
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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.