Finding the Fourth Proportional to 36,151,472.24, 49,888,969.80 and 19,853,948.24
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Solution
The fourth proportional to 36,151,472.24, 49,888,969.80 and 19,853,948.24 is: 27,398,414.58
Step by Step Solution
- Step 1: Write the proportion equation
36,151,472.24 : 49,888,969.80 = 19,853,948.24 : x - Step 2: Convert to fraction form
36,151,472.24/49,888,969.80 = 19,853,948.24/x - Step 3: Cross multiply
36,151,472.24x = 49,888,969.80 × 19,853,948.24 - Step 4: Simplify right side
36,151,472.24x = 990,493,024,156,123 - Step 5: Solve for x
x = 990,493,024,156,123/36,151,472.24 - Step 6: Final answer
x = 27,398,414.58
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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.