Finding the Fourth Proportional to 5,007,826.41, 7,509,213.62 and 3,567,686.91
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Solution
The fourth proportional to 5,007,826.41, 7,509,213.62 and 3,567,686.91 is: 5,349,730.79
Step by Step Solution
- Step 1: Write the proportion equation
5,007,826.41 : 7,509,213.62 = 3,567,686.91 : x - Step 2: Convert to fraction form
5,007,826.41/7,509,213.62 = 3,567,686.91/x - Step 3: Cross multiply
5,007,826.41x = 7,509,213.62 × 3,567,686.91 - Step 4: Simplify right side
5,007,826.41x = 26,790,523,136,467.71 - Step 5: Solve for x
x = 26,790,523,136,467.71/5,007,826.41 - Step 6: Final answer
x = 5,349,730.79
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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.