Finding the Fourth Proportional to 81,990,927.67, 122,986,624.98 and 23,703,350.68
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Solution
The fourth proportional to 81,990,927.67, 122,986,624.98 and 23,703,350.68 is: 35,555,093.52
Step by Step Solution
- Step 1: Write the proportion equation
81,990,927.67 : 122,986,624.98 = 23,703,350.68 : x - Step 2: Convert to fraction form
81,990,927.67/122,986,624.98 = 23,703,350.68/x - Step 3: Cross multiply
81,990,927.67x = 122,986,624.98 × 23,703,350.68 - Step 4: Simplify right side
81,990,927.67x = 2,915,195,100,850,588 - Step 5: Solve for x
x = 2,915,195,100,850,588/81,990,927.67 - Step 6: Final answer
x = 35,555,093.52
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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.