Finding the Fourth Proportional to 29,973,689.26, 41,364,694.17 and 18,369,011.63
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Solution
The fourth proportional to 29,973,689.26, 41,364,694.17 and 18,369,011.63 is: 25,349,850.73
Step by Step Solution
- Step 1: Write the proportion equation
29,973,689.26 : 41,364,694.17 = 18,369,011.63 : x - Step 2: Convert to fraction form
29,973,689.26/41,364,694.17 = 18,369,011.63/x - Step 3: Cross multiply
29,973,689.26x = 41,364,694.17 × 18,369,011.63 - Step 4: Simplify right side
29,973,689.26x = 759,828,548,383,535 - Step 5: Solve for x
x = 759,828,548,383,535/29,973,689.26 - Step 6: Final answer
x = 25,349,850.73
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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.