Finding the Fourth Proportional to 18,100,865.09, 24,978,668.09 and 10,261,104.53
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Solution
The fourth proportional to 18,100,865.09, 24,978,668.09 and 10,261,104.53 is: 14,160,026.21
Step by Step Solution
- Step 1: Write the proportion equation
18,100,865.09 : 24,978,668.09 = 10,261,104.53 : x - Step 2: Convert to fraction form
18,100,865.09/24,978,668.09 = 10,261,104.53/x - Step 3: Cross multiply
18,100,865.09x = 24,978,668.09 × 10,261,104.53 - Step 4: Simplify right side
18,100,865.09x = 256,308,724,115,466.59 - Step 5: Solve for x
x = 256,308,724,115,466.59/18,100,865.09 - Step 6: Final answer
x = 14,160,026.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.