Finding the Fourth Proportional to 6,647,467.97, 9,971,204.69 and 5,133,364.13
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Solution
The fourth proportional to 6,647,467.97, 9,971,204.69 and 5,133,364.13 is: 7,700,048.31
Step by Step Solution
- Step 1: Write the proportion equation
6,647,467.97 : 9,971,204.69 = 5,133,364.13 : x - Step 2: Convert to fraction form
6,647,467.97/9,971,204.69 = 5,133,364.13/x - Step 3: Cross multiply
6,647,467.97x = 9,971,204.69 × 5,133,364.13 - Step 4: Simplify right side
6,647,467.97x = 51,185,824,526,295.20 - Step 5: Solve for x
x = 51,185,824,526,295.20/6,647,467.97 - Step 6: Final answer
x = 7,700,048.31
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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.