Finding the Fourth Proportional to 29,095,378.99, 43,641,486.55 and 8,900,620.99
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Solution
The fourth proportional to 29,095,378.99, 43,641,486.55 and 8,900,620.99 is: 13,350,447.55
Step by Step Solution
- Step 1: Write the proportion equation
29,095,378.99 : 43,641,486.55 = 8,900,620.99 : x - Step 2: Convert to fraction form
29,095,378.99/43,641,486.55 = 8,900,620.99/x - Step 3: Cross multiply
29,095,378.99x = 43,641,486.55 × 8,900,620.99 - Step 4: Simplify right side
29,095,378.99x = 388,436,331,221,732.69 - Step 5: Solve for x
x = 388,436,331,221,732.69/29,095,378.99 - Step 6: Final answer
x = 13,350,447.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.