Finding the Fourth Proportional to 19,825,378.21, 29,744,154.69 and 9,463,819.52
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Solution
The fourth proportional to 19,825,378.21, 29,744,154.69 and 9,463,819.52 is: 14,198,635.15
Step by Step Solution
- Step 1: Write the proportion equation
19,825,378.21 : 29,744,154.69 = 9,463,819.52 : x - Step 2: Convert to fraction form
19,825,378.21/29,744,154.69 = 9,463,819.52/x - Step 3: Cross multiply
19,825,378.21x = 29,744,154.69 × 9,463,819.52 - Step 4: Simplify right side
19,825,378.21x = 281,493,311,835,482 - Step 5: Solve for x
x = 281,493,311,835,482/19,825,378.21 - Step 6: Final answer
x = 14,198,635.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.