Finding the Fourth Proportional to 5,970,429.19, 8,239,216.65 and 3,392,251.43
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Solution
The fourth proportional to 5,970,429.19, 8,239,216.65 and 3,392,251.43 is: 4,681,320.82
Step by Step Solution
- Step 1: Write the proportion equation
5,970,429.19 : 8,239,216.65 = 3,392,251.43 : x - Step 2: Convert to fraction form
5,970,429.19/8,239,216.65 = 3,392,251.43/x - Step 3: Cross multiply
5,970,429.19x = 8,239,216.65 × 3,392,251.43 - Step 4: Simplify right side
5,970,429.19x = 27,949,494,463,042.31 - Step 5: Solve for x
x = 27,949,494,463,042.31/5,970,429.19 - Step 6: Final answer
x = 4,681,320.82
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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.