Finding the Fourth Proportional to 34,297,236.48, 47,328,961.76 and 19,412,241.08
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Solution
The fourth proportional to 34,297,236.48, 47,328,961.76 and 19,412,241.08 is: 26,788,199.58
Step by Step Solution
- Step 1: Write the proportion equation
34,297,236.48 : 47,328,961.76 = 19,412,241.08 : x - Step 2: Convert to fraction form
34,297,236.48/47,328,961.76 = 19,412,241.08/x - Step 3: Cross multiply
34,297,236.48x = 47,328,961.76 × 19,412,241.08 - Step 4: Simplify right side
34,297,236.48x = 918,761,215,751,221 - Step 5: Solve for x
x = 918,761,215,751,221/34,297,236.48 - Step 6: Final answer
x = 26,788,199.58
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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.