Finding the Fourth Proportional to 19,022,842, 28,517,466.66 and 14,555,063.44
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Solution
The fourth proportional to 19,022,842, 28,517,466.66 and 14,555,063.44 is: 21,819,743.67
Step by Step Solution
- Step 1: Write the proportion equation
19,022,842 : 28,517,466.66 = 14,555,063.44 : x - Step 2: Convert to fraction form
19,022,842/28,517,466.66 = 14,555,063.44/x - Step 3: Cross multiply
19,022,842x = 28,517,466.66 × 14,555,063.44 - Step 4: Simplify right side
19,022,842x = 415,073,536,384,384.88 - Step 5: Solve for x
x = 415,073,536,384,384.88/19,022,842 - Step 6: Final answer
x = 21,819,743.67
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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.