Finding the Fourth Proportional to 11,451,160.17, 17,176,344.98 and 2,931,570.09
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Solution
The fourth proportional to 11,451,160.17, 17,176,344.98 and 2,931,570.09 is: 4,397,253.94
Step by Step Solution
- Step 1: Write the proportion equation
11,451,160.17 : 17,176,344.98 = 2,931,570.09 : x - Step 2: Convert to fraction form
11,451,160.17/17,176,344.98 = 2,931,570.09/x - Step 3: Cross multiply
11,451,160.17x = 17,176,344.98 × 2,931,570.09 - Step 4: Simplify right side
11,451,160.17x = 50,353,659,184,231.80 - Step 5: Solve for x
x = 50,353,659,184,231.80/11,451,160.17 - Step 6: Final answer
x = 4,397,253.94
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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.