Finding the Fourth Proportional to 51,230,546.22, 76,840,139.97 and 12,892,070.70
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Solution
The fourth proportional to 51,230,546.22, 76,840,139.97 and 12,892,070.70 is: 19,336,676.85
Step by Step Solution
- Step 1: Write the proportion equation
51,230,546.22 : 76,840,139.97 = 12,892,070.70 : x - Step 2: Convert to fraction form
51,230,546.22/76,840,139.97 = 12,892,070.70/x - Step 3: Cross multiply
51,230,546.22x = 76,840,139.97 × 12,892,070.70 - Step 4: Simplify right side
51,230,546.22x = 990,628,517,091,135.75 - Step 5: Solve for x
x = 990,628,517,091,135.75/51,230,546.22 - Step 6: Final answer
x = 19,336,676.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.