Finding the Fourth Proportional to 60,758,905.62, 83,847,556.42 and 32,881,619.18
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Solution
The fourth proportional to 60,758,905.62, 83,847,556.42 and 32,881,619.18 is: 45,376,778.78
Step by Step Solution
- Step 1: Write the proportion equation
60,758,905.62 : 83,847,556.42 = 32,881,619.18 : x - Step 2: Convert to fraction form
60,758,905.62/83,847,556.42 = 32,881,619.18/x - Step 3: Cross multiply
60,758,905.62x = 83,847,556.42 × 32,881,619.18 - Step 4: Simplify right side
60,758,905.62x = 2,757,043,419,376,004 - Step 5: Solve for x
x = 2,757,043,419,376,004/60,758,905.62 - Step 6: Final answer
x = 45,376,778.78
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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.