Finding the Fourth Proportional to 5,413,727.65, 8,121,615.66 and 2,175,517.39
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Solution
The fourth proportional to 5,413,727.65, 8,121,615.66 and 2,175,517.39 is: 3,263,687.66
Step by Step Solution
- Step 1: Write the proportion equation
5,413,727.65 : 8,121,615.66 = 2,175,517.39 : x - Step 2: Convert to fraction form
5,413,727.65/8,121,615.66 = 2,175,517.39/x - Step 3: Cross multiply
5,413,727.65x = 8,121,615.66 × 2,175,517.39 - Step 4: Simplify right side
5,413,727.65x = 17,668,716,110,692.80 - Step 5: Solve for x
x = 17,668,716,110,692.80/5,413,727.65 - Step 6: Final answer
x = 3,263,687.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.