Finding the Fourth Proportional to 19,570,737.44, 27,006,042.64 and 11,311,334.68
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Solution
The fourth proportional to 19,570,737.44, 27,006,042.64 and 11,311,334.68 is: 15,608,731.54
Step by Step Solution
- Step 1: Write the proportion equation
19,570,737.44 : 27,006,042.64 = 11,311,334.68 : x - Step 2: Convert to fraction form
19,570,737.44/27,006,042.64 = 11,311,334.68/x - Step 3: Cross multiply
19,570,737.44x = 27,006,042.64 × 11,311,334.68 - Step 4: Simplify right side
19,570,737.44x = 305,474,386,683,390.75 - Step 5: Solve for x
x = 305,474,386,683,390.75/19,570,737.44 - Step 6: Final answer
x = 15,608,731.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.