Finding the Fourth Proportional to 33,614,495.57, 46,387,373.97 and 20,560,795.58
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Solution
The fourth proportional to 33,614,495.57, 46,387,373.97 and 20,560,795.58 is: 28,373,512.60
Step by Step Solution
- Step 1: Write the proportion equation
33,614,495.57 : 46,387,373.97 = 20,560,795.58 : x - Step 2: Convert to fraction form
33,614,495.57/46,387,373.97 = 20,560,795.58/x - Step 3: Cross multiply
33,614,495.57x = 46,387,373.97 × 20,560,795.58 - Step 4: Simplify right side
33,614,495.57x = 953,761,313,690,183 - Step 5: Solve for x
x = 953,761,313,690,183/33,614,495.57 - Step 6: Final answer
x = 28,373,512.60
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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.