Finding the Fourth Proportional to 7,394,833.05, 11,085,163.68 and 3,129,133.29
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Solution
The fourth proportional to 7,394,833.05, 11,085,163.68 and 3,129,133.29 is: 4,690,701.53
Step by Step Solution
- Step 1: Write the proportion equation
7,394,833.05 : 11,085,163.68 = 3,129,133.29 : x - Step 2: Convert to fraction form
7,394,833.05/11,085,163.68 = 3,129,133.29/x - Step 3: Cross multiply
7,394,833.05x = 11,085,163.68 × 3,129,133.29 - Step 4: Simplify right side
7,394,833.05x = 34,686,954,696,186.91 - Step 5: Solve for x
x = 34,686,954,696,186.91/7,394,833.05 - Step 6: Final answer
x = 4,690,701.53
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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.