Finding the Fourth Proportional to 10,274,129.82, 14,178,528.18 and 5,863,766.97
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Solution
The fourth proportional to 10,274,129.82, 14,178,528.18 and 5,863,766.97 is: 8,092,129.13
Step by Step Solution
- Step 1: Write the proportion equation
10,274,129.82 : 14,178,528.18 = 5,863,766.97 : x - Step 2: Convert to fraction form
10,274,129.82/14,178,528.18 = 5,863,766.97/x - Step 3: Cross multiply
10,274,129.82x = 14,178,528.18 × 5,863,766.97 - Step 4: Simplify right side
10,274,129.82x = 83,139,585,225,098.20 - Step 5: Solve for x
x = 83,139,585,225,098.20/10,274,129.82 - Step 6: Final answer
x = 8,092,129.13
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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.