Finding the Fourth Proportional to 10,874,486.26, 15,007,747.26 and 5,980,570.75
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Solution
The fourth proportional to 10,874,486.26, 15,007,747.26 and 5,980,570.75 is: 8,253,713.52
Step by Step Solution
- Step 1: Write the proportion equation
10,874,486.26 : 15,007,747.26 = 5,980,570.75 : x - Step 2: Convert to fraction form
10,874,486.26/15,007,747.26 = 5,980,570.75/x - Step 3: Cross multiply
10,874,486.26x = 15,007,747.26 × 5,980,570.75 - Step 4: Simplify right side
10,874,486.26x = 89,754,894,286,548.64 - Step 5: Solve for x
x = 89,754,894,286,548.64/10,874,486.26 - Step 6: Final answer
x = 8,253,713.52
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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.