Finding the Fourth Proportional to 12,253,683.26, 18,382,519.80 and 3,618,657.08
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Solution
The fourth proportional to 12,253,683.26, 18,382,519.80 and 3,618,657.08 is: 5,428,574.74
Step by Step Solution
- Step 1: Write the proportion equation
12,253,683.26 : 18,382,519.80 = 3,618,657.08 : x - Step 2: Convert to fraction form
12,253,683.26/18,382,519.80 = 3,618,657.08/x - Step 3: Cross multiply
12,253,683.26x = 18,382,519.80 × 3,618,657.08 - Step 4: Simplify right side
12,253,683.26x = 66,520,035,422,510.19 - Step 5: Solve for x
x = 66,520,035,422,510.19/12,253,683.26 - Step 6: Final answer
x = 5,428,574.74
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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.