Finding the Fourth Proportional to 16,297,752.20, 24,428,772.30 and 8,197,809.80
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Solution
The fourth proportional to 16,297,752.20, 24,428,772.30 and 8,197,809.80 is: 12,287,733.09
Step by Step Solution
- Step 1: Write the proportion equation
16,297,752.20 : 24,428,772.30 = 8,197,809.80 : x - Step 2: Convert to fraction form
16,297,752.20/24,428,772.30 = 8,197,809.80/x - Step 3: Cross multiply
16,297,752.20x = 24,428,772.30 × 8,197,809.80 - Step 4: Simplify right side
16,297,752.20x = 200,262,428,962,908.53 - Step 5: Solve for x
x = 200,262,428,962,908.53/16,297,752.20 - Step 6: Final answer
x = 12,287,733.09
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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.