Finding the Fourth Proportional to 21,922,246.20, 32,883,369.30 and 6,777,708.60
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Solution
The fourth proportional to 21,922,246.20, 32,883,369.30 and 6,777,708.60 is: 10,166,562.90
Step by Step Solution
- Step 1: Write the proportion equation
21,922,246.20 : 32,883,369.30 = 6,777,708.60 : x - Step 2: Convert to fraction form
21,922,246.20/32,883,369.30 = 6,777,708.60/x - Step 3: Cross multiply
21,922,246.20x = 32,883,369.30 × 6,777,708.60 - Step 4: Simplify right side
21,922,246.20x = 222,873,894,901,585.97 - Step 5: Solve for x
x = 222,873,894,901,585.97/21,922,246.20 - Step 6: Final answer
x = 10,166,562.90
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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.