Finding the Fourth Proportional to 36,295,537.30, 54,443,305.95 and 31,368,663.70
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Solution
The fourth proportional to 36,295,537.30, 54,443,305.95 and 31,368,663.70 is: 47,052,995.55
Step by Step Solution
- Step 1: Write the proportion equation
36,295,537.30 : 54,443,305.95 = 31,368,663.70 : x - Step 2: Convert to fraction form
36,295,537.30/54,443,305.95 = 31,368,663.70/x - Step 3: Cross multiply
36,295,537.30x = 54,443,305.95 × 31,368,663.70 - Step 4: Simplify right side
36,295,537.30x = 1,707,813,755,061,759 - Step 5: Solve for x
x = 1,707,813,755,061,759/36,295,537.30 - Step 6: Final answer
x = 47,052,995.55
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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.