Finding the Fourth Proportional to 15,473,124.08, 21,351,975.19 and 8,597,371.04
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Solution
The fourth proportional to 15,473,124.08, 21,351,975.19 and 8,597,371.04 is: 11,863,851.94
Step by Step Solution
- Step 1: Write the proportion equation
15,473,124.08 : 21,351,975.19 = 8,597,371.04 : x - Step 2: Convert to fraction form
15,473,124.08/21,351,975.19 = 8,597,371.04/x - Step 3: Cross multiply
15,473,124.08x = 21,351,975.19 × 8,597,371.04 - Step 4: Simplify right side
15,473,124.08x = 183,570,853,017,051.19 - Step 5: Solve for x
x = 183,570,853,017,051.19/15,473,124.08 - Step 6: Final answer
x = 11,863,851.94
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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.