Finding the Fourth Proportional to 40,372,604.10, 60,558,906.15 and 29,531,207.70
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Solution
The fourth proportional to 40,372,604.10, 60,558,906.15 and 29,531,207.70 is: 44,296,811.55
Step by Step Solution
- Step 1: Write the proportion equation
40,372,604.10 : 60,558,906.15 = 29,531,207.70 : x - Step 2: Convert to fraction form
40,372,604.10/60,558,906.15 = 29,531,207.70/x - Step 3: Cross multiply
40,372,604.10x = 60,558,906.15 × 29,531,207.70 - Step 4: Simplify right side
40,372,604.10x = 1,788,377,635,600,457.25 - Step 5: Solve for x
x = 1,788,377,635,600,457.25/40,372,604.10 - Step 6: Final answer
x = 44,296,811.55
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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.