Finding the Fourth Proportional to 34,297,682.84, 47,329,576.30 and 19,412,687.44
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Solution
The fourth proportional to 34,297,682.84, 47,329,576.30 and 19,412,687.44 is: 26,788,814.73
Step by Step Solution
- Step 1: Write the proportion equation
34,297,682.84 : 47,329,576.30 = 19,412,687.44 : x - Step 2: Convert to fraction form
34,297,682.84/47,329,576.30 = 19,412,687.44/x - Step 3: Cross multiply
34,297,682.84x = 47,329,576.30 × 19,412,687.44 - Step 4: Simplify right side
34,297,682.84x = 918,794,271,379,531.62 - Step 5: Solve for x
x = 918,794,271,379,531.62/34,297,682.84 - Step 6: Final answer
x = 26,788,814.73
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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.