Finding the Fourth Proportional to 47,646,172.26, 71,434,415.43 and 15,279,651.18
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Solution
The fourth proportional to 47,646,172.26, 71,434,415.43 and 15,279,651.18 is: 22,908,302.98
Step by Step Solution
- Step 1: Write the proportion equation
47,646,172.26 : 71,434,415.43 = 15,279,651.18 : x - Step 2: Convert to fraction form
47,646,172.26/71,434,415.43 = 15,279,651.18/x - Step 3: Cross multiply
47,646,172.26x = 71,434,415.43 × 15,279,651.18 - Step 4: Simplify right side
47,646,172.26x = 1,091,492,950,017,609.75 - Step 5: Solve for x
x = 1,091,492,950,017,609.75/47,646,172.26 - Step 6: Final answer
x = 22,908,302.98
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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.