Finding the Fourth Proportional to 29,940,890.96, 41,318,400.64 and 16,189,822.24
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Solution
The fourth proportional to 29,940,890.96, 41,318,400.64 and 16,189,822.24 is: 22,341,939.07
Step by Step Solution
- Step 1: Write the proportion equation
29,940,890.96 : 41,318,400.64 = 16,189,822.24 : x - Step 2: Convert to fraction form
29,940,890.96/41,318,400.64 = 16,189,822.24/x - Step 3: Cross multiply
29,940,890.96x = 41,318,400.64 × 16,189,822.24 - Step 4: Simplify right side
29,940,890.96x = 668,937,561,602,702.25 - Step 5: Solve for x
x = 668,937,561,602,702.25/29,940,890.96 - Step 6: Final answer
x = 22,341,939.07
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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.