Finding the Fourth Proportional to 15,473,125.08, 21,351,976.57 and 8,597,372.04
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Solution
The fourth proportional to 15,473,125.08, 21,351,976.57 and 8,597,372.04 is: 11,863,853.32
Step by Step Solution
- Step 1: Write the proportion equation
15,473,125.08 : 21,351,976.57 = 8,597,372.04 : x - Step 2: Convert to fraction form
15,473,125.08/21,351,976.57 = 8,597,372.04/x - Step 3: Cross multiply
15,473,125.08x = 21,351,976.57 × 8,597,372.04 - Step 4: Simplify right side
15,473,125.08x = 183,570,886,361,653.09 - Step 5: Solve for x
x = 183,570,886,361,653.09/15,473,125.08 - Step 6: Final answer
x = 11,863,853.32
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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.