Finding the Fourth Proportional to 7,229,791.20, 10,837,119.48 and 2,435,823.36
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Solution
The fourth proportional to 7,229,791.20, 10,837,119.48 and 2,435,823.36 is: 3,651,185.50
Step by Step Solution
- Step 1: Write the proportion equation
7,229,791.20 : 10,837,119.48 = 2,435,823.36 : x - Step 2: Convert to fraction form
7,229,791.20/10,837,119.48 = 2,435,823.36/x - Step 3: Cross multiply
7,229,791.20x = 10,837,119.48 × 2,435,823.36 - Step 4: Simplify right side
7,229,791.20x = 26,397,308,784,495.05 - Step 5: Solve for x
x = 26,397,308,784,495.05/7,229,791.20 - Step 6: Final answer
x = 3,651,185.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.