Finding the Fourth Proportional to 48,879,163.40, 73,397,081.10 and 38,865,057.80
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Solution
The fourth proportional to 48,879,163.40, 73,397,081.10 and 38,865,057.80 is: 58,359,873.63
Step by Step Solution
- Step 1: Write the proportion equation
48,879,163.40 : 73,397,081.10 = 38,865,057.80 : x - Step 2: Convert to fraction form
48,879,163.40/73,397,081.10 = 38,865,057.80/x - Step 3: Cross multiply
48,879,163.40x = 73,397,081.10 × 38,865,057.80 - Step 4: Simplify right side
48,879,163.40x = 2,852,581,799,302,787 - Step 5: Solve for x
x = 2,852,581,799,302,787/48,879,163.40 - Step 6: Final answer
x = 58,359,873.63
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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.