Finding the Fourth Proportional to 7,205,102.43, 10,807,640.49 and 2,347,403.19
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Solution
The fourth proportional to 7,205,102.43, 10,807,640.49 and 2,347,403.19 is: 3,521,100.50
Step by Step Solution
- Step 1: Write the proportion equation
7,205,102.43 : 10,807,640.49 = 2,347,403.19 : x - Step 2: Convert to fraction form
7,205,102.43/10,807,640.49 = 2,347,403.19/x - Step 3: Cross multiply
7,205,102.43x = 10,807,640.49 × 2,347,403.19 - Step 4: Simplify right side
7,205,102.43x = 25,369,889,762,599.16 - Step 5: Solve for x
x = 25,369,889,762,599.16/7,205,102.43 - Step 6: Final answer
x = 3,521,100.50
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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.