Finding the Fourth Proportional to 81,974,232.97, 113,121,350.28 and 44,804,211.97
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Solution
The fourth proportional to 81,974,232.97, 113,121,350.28 and 44,804,211.97 is: 61,828,122.97
Step by Step Solution
- Step 1: Write the proportion equation
81,974,232.97 : 113,121,350.28 = 44,804,211.97 : x - Step 2: Convert to fraction form
81,974,232.97/113,121,350.28 = 44,804,211.97/x - Step 3: Cross multiply
81,974,232.97x = 113,121,350.28 × 44,804,211.97 - Step 4: Simplify right side
81,974,232.97x = 5,068,312,956,207,038 - Step 5: Solve for x
x = 5,068,312,956,207,038/81,974,232.97 - Step 6: Final answer
x = 61,828,122.97
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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.