Finding the Fourth Proportional to 45,523,912.64, 62,819,201.66 and 25,676,584.32
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Solution
The fourth proportional to 45,523,912.64, 62,819,201.66 and 25,676,584.32 is: 35,431,544.32
Step by Step Solution
- Step 1: Write the proportion equation
45,523,912.64 : 62,819,201.66 = 25,676,584.32 : x - Step 2: Convert to fraction form
45,523,912.64/62,819,201.66 = 25,676,584.32/x - Step 3: Cross multiply
45,523,912.64x = 62,819,201.66 × 25,676,584.32 - Step 4: Simplify right side
45,523,912.64x = 1,612,982,528,338,074 - Step 5: Solve for x
x = 1,612,982,528,338,074/45,523,912.64 - Step 6: Final answer
x = 35,431,544.32
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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.