Finding the Fourth Proportional to 6,659,674.44, 9,985,466.51 and 2,611,311.99
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Solution
The fourth proportional to 6,659,674.44, 9,985,466.51 and 2,611,311.99 is: 3,915,381.85
Step by Step Solution
- Step 1: Write the proportion equation
6,659,674.44 : 9,985,466.51 = 2,611,311.99 : x - Step 2: Convert to fraction form
6,659,674.44/9,985,466.51 = 2,611,311.99/x - Step 3: Cross multiply
6,659,674.44x = 9,985,466.51 × 2,611,311.99 - Step 4: Simplify right side
6,659,674.44x = 26,075,168,423,306.46 - Step 5: Solve for x
x = 26,075,168,423,306.46/6,659,674.44 - Step 6: Final answer
x = 3,915,381.85
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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.