Finding the Fourth Proportional to 18,964,376.24, 26,170,839.20 and 10,262,548.84
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Solution
The fourth proportional to 18,964,376.24, 26,170,839.20 and 10,262,548.84 is: 14,162,317.39
Step by Step Solution
- Step 1: Write the proportion equation
18,964,376.24 : 26,170,839.20 = 10,262,548.84 : x - Step 2: Convert to fraction form
18,964,376.24/26,170,839.20 = 10,262,548.84/x - Step 3: Cross multiply
18,964,376.24x = 26,170,839.20 × 10,262,548.84 - Step 4: Simplify right side
18,964,376.24x = 268,579,515,473,786.53 - Step 5: Solve for x
x = 268,579,515,473,786.53/18,964,376.24 - Step 6: Final answer
x = 14,162,317.39
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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.