Finding the Fourth Proportional to 6,493,677.40, 9,764,135.70 and 6,351,959.80
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Solution
The fourth proportional to 6,493,677.40, 9,764,135.70 and 6,351,959.80 is: 9,551,043.83
Step by Step Solution
- Step 1: Write the proportion equation
6,493,677.40 : 9,764,135.70 = 6,351,959.80 : x - Step 2: Convert to fraction form
6,493,677.40/9,764,135.70 = 6,351,959.80/x - Step 3: Cross multiply
6,493,677.40x = 9,764,135.70 × 6,351,959.80 - Step 4: Simplify right side
6,493,677.40x = 62,021,397,448,144.85 - Step 5: Solve for x
x = 62,021,397,448,144.85/6,493,677.40 - Step 6: Final answer
x = 9,551,043.83
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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.