Finding the Fourth Proportional to 62,382,198.30, 93,579,550.65 and 21,436,244.70
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Solution
The fourth proportional to 62,382,198.30, 93,579,550.65 and 21,436,244.70 is: 32,156,515.82
Step by Step Solution
- Step 1: Write the proportion equation
62,382,198.30 : 93,579,550.65 = 21,436,244.70 : x - Step 2: Convert to fraction form
62,382,198.30/93,579,550.65 = 21,436,244.70/x - Step 3: Cross multiply
62,382,198.30x = 93,579,550.65 × 21,436,244.70 - Step 4: Simplify right side
62,382,198.30x = 2,005,994,146,649,444 - Step 5: Solve for x
x = 2,005,994,146,649,444/62,382,198.30 - Step 6: Final answer
x = 32,156,515.82
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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.