Finding the Fourth Proportional to 29,515,868.64, 44,259,631.20 and 16,732,941.12
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Solution
The fourth proportional to 29,515,868.64, 44,259,631.20 and 16,732,941.12 is: 25,091,377.52
Step by Step Solution
- Step 1: Write the proportion equation
29,515,868.64 : 44,259,631.20 = 16,732,941.12 : x - Step 2: Convert to fraction form
29,515,868.64/44,259,631.20 = 16,732,941.12/x - Step 3: Cross multiply
29,515,868.64x = 44,259,631.20 × 16,732,941.12 - Step 4: Simplify right side
29,515,868.64x = 740,593,802,862,515 - Step 5: Solve for x
x = 740,593,802,862,515/29,515,868.64 - Step 6: Final answer
x = 25,091,377.52
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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.