Finding the Fourth Proportional to 91,046,755.20, 125,646,674.97 and 51,892,175.22
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Solution
The fourth proportional to 91,046,755.20, 125,646,674.97 and 51,892,175.22 is: 71,612,428.79
Step by Step Solution
- Step 1: Write the proportion equation
91,046,755.20 : 125,646,674.97 = 51,892,175.22 : x - Step 2: Convert to fraction form
91,046,755.20/125,646,674.97 = 51,892,175.22/x - Step 3: Cross multiply
91,046,755.20x = 125,646,674.97 × 51,892,175.22 - Step 4: Simplify right side
91,046,755.20x = 6,520,079,273,353,628 - Step 5: Solve for x
x = 6,520,079,273,353,628/91,046,755.20 - Step 6: Final answer
x = 71,612,428.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.