Finding the Fourth Proportional to 71,459,121.86, 107,193,806.06 and 29,918,195.31
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Solution
The fourth proportional to 71,459,121.86, 107,193,806.06 and 29,918,195.31 is: 44,879,437.96
Step by Step Solution
- Step 1: Write the proportion equation
71,459,121.86 : 107,193,806.06 = 29,918,195.31 : x - Step 2: Convert to fraction form
71,459,121.86/107,193,806.06 = 29,918,195.31/x - Step 3: Cross multiply
71,459,121.86x = 107,193,806.06 × 29,918,195.31 - Step 4: Simplify right side
71,459,121.86x = 3,207,045,225,802,254 - Step 5: Solve for x
x = 3,207,045,225,802,254/71,459,121.86 - Step 6: Final answer
x = 44,879,437.96
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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.