Finding the Fourth Proportional to 33,901,797.09, 46,792,954.61 and 20,841,489.19
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Solution
The fourth proportional to 33,901,797.09, 46,792,954.61 and 20,841,489.19 is: 28,766,464.95
Step by Step Solution
- Step 1: Write the proportion equation
33,901,797.09 : 46,792,954.61 = 20,841,489.19 : x - Step 2: Convert to fraction form
33,901,797.09/46,792,954.61 = 20,841,489.19/x - Step 3: Cross multiply
33,901,797.09x = 46,792,954.61 × 20,841,489.19 - Step 4: Simplify right side
33,901,797.09x = 975,234,857,672,475.75 - Step 5: Solve for x
x = 975,234,857,672,475.75/33,901,797.09 - Step 6: Final answer
x = 28,766,464.95
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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.