Finding the Fourth Proportional to 10,134,991.29, 15,203,316.63 and 2,946,516.39
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Solution
The fourth proportional to 10,134,991.29, 15,203,316.63 and 2,946,516.39 is: 4,420,015.80
Step by Step Solution
- Step 1: Write the proportion equation
10,134,991.29 : 15,203,316.63 = 2,946,516.39 : x - Step 2: Convert to fraction form
10,134,991.29/15,203,316.63 = 2,946,516.39/x - Step 3: Cross multiply
10,134,991.29x = 15,203,316.63 × 2,946,516.39 - Step 4: Simplify right side
10,134,991.29x = 44,796,821,643,704 - Step 5: Solve for x
x = 44,796,821,643,704/10,134,991.29 - Step 6: Final answer
x = 4,420,015.80
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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.