Finding the Fourth Proportional to 34,297,245.48, 47,328,974.22 and 19,412,250.12
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Solution
The fourth proportional to 34,297,245.48, 47,328,974.22 and 19,412,250.12 is: 26,788,212.07
Step by Step Solution
- Step 1: Write the proportion equation
34,297,245.48 : 47,328,974.22 = 19,412,250.12 : x - Step 2: Convert to fraction form
34,297,245.48/47,328,974.22 = 19,412,250.12/x - Step 3: Cross multiply
34,297,245.48x = 47,328,974.22 × 19,412,250.12 - Step 4: Simplify right side
34,297,245.48x = 918,761,885,481,671.88 - Step 5: Solve for x
x = 918,761,885,481,671.88/34,297,245.48 - Step 6: Final answer
x = 26,788,212.07
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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.