Finding the Fourth Proportional to 10,409,919.67, 14,366,138.16 and 5,763,704.73
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Solution
The fourth proportional to 10,409,919.67, 14,366,138.16 and 5,763,704.73 is: 7,954,161.14
Step by Step Solution
- Step 1: Write the proportion equation
10,409,919.67 : 14,366,138.16 = 5,763,704.73 : x - Step 2: Convert to fraction form
10,409,919.67/14,366,138.16 = 5,763,704.73/x - Step 3: Cross multiply
10,409,919.67x = 14,366,138.16 × 5,763,704.73 - Step 4: Simplify right side
10,409,919.67x = 82,802,178,464,625.50 - Step 5: Solve for x
x = 82,802,178,464,625.50/10,409,919.67 - Step 6: Final answer
x = 7,954,161.14
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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.