Finding the Fourth Proportional to 25,350,172.04, 38,019,937.01 and 7,150,110.99
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Solution
The fourth proportional to 25,350,172.04, 38,019,937.01 and 7,150,110.99 is: 10,723,665.66
Step by Step Solution
- Step 1: Write the proportion equation
25,350,172.04 : 38,019,937.01 = 7,150,110.99 : x - Step 2: Convert to fraction form
25,350,172.04/38,019,937.01 = 7,150,110.99/x - Step 3: Cross multiply
25,350,172.04x = 38,019,937.01 × 7,150,110.99 - Step 4: Simplify right side
25,350,172.04x = 271,846,769,454,308.72 - Step 5: Solve for x
x = 271,846,769,454,308.72/25,350,172.04 - Step 6: Final answer
x = 10,723,665.66
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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.