Finding the Fourth Proportional to 32,195,845.97, 44,426,234.84 and 21,764,558.73
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Solution
The fourth proportional to 32,195,845.97, 44,426,234.84 and 21,764,558.73 is: 30,032,364.99
Step by Step Solution
- Step 1: Write the proportion equation
32,195,845.97 : 44,426,234.84 = 21,764,558.73 : x - Step 2: Convert to fraction form
32,195,845.97/44,426,234.84 = 21,764,558.73/x - Step 3: Cross multiply
32,195,845.97x = 44,426,234.84 × 21,764,558.73 - Step 4: Simplify right side
32,195,845.97x = 966,917,397,219,129.38 - Step 5: Solve for x
x = 966,917,397,219,129.38/32,195,845.97 - Step 6: Final answer
x = 30,032,364.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.