Finding the Fourth Proportional to 43,382,743.74, 65,079,053.58 and 15,729,683.97
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Solution
The fourth proportional to 43,382,743.74, 65,079,053.58 and 15,729,683.97 is: 23,596,316.36
Step by Step Solution
- Step 1: Write the proportion equation
43,382,743.74 : 65,079,053.58 = 15,729,683.97 : x - Step 2: Convert to fraction form
43,382,743.74/65,079,053.58 = 15,729,683.97/x - Step 3: Cross multiply
43,382,743.74x = 65,079,053.58 × 15,729,683.97 - Step 4: Simplify right side
43,382,743.74x = 1,023,672,945,880,097.12 - Step 5: Solve for x
x = 1,023,672,945,880,097.12/43,382,743.74 - Step 6: Final answer
x = 23,596,316.36
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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.