Finding the Fourth Proportional to 49,882,512.40, 74,823,768.60 and 32,862,403.60
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Solution
The fourth proportional to 49,882,512.40, 74,823,768.60 and 32,862,403.60 is: 49,293,605.40
Step by Step Solution
- Step 1: Write the proportion equation
49,882,512.40 : 74,823,768.60 = 32,862,403.60 : x - Step 2: Convert to fraction form
49,882,512.40/74,823,768.60 = 32,862,403.60/x - Step 3: Cross multiply
49,882,512.40x = 74,823,768.60 × 32,862,403.60 - Step 4: Simplify right side
49,882,512.40x = 2,458,888,882,606,207 - Step 5: Solve for x
x = 2,458,888,882,606,207/49,882,512.40 - Step 6: Final answer
x = 49,293,605.40
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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.