Finding the Fourth Proportional to 11,675,537.28, 17,513,305.92 and 3,478,304.07
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Solution
The fourth proportional to 11,675,537.28, 17,513,305.92 and 3,478,304.07 is: 5,217,456.11
Step by Step Solution
- Step 1: Write the proportion equation
11,675,537.28 : 17,513,305.92 = 3,478,304.07 : x - Step 2: Convert to fraction form
11,675,537.28/17,513,305.92 = 3,478,304.07/x - Step 3: Cross multiply
11,675,537.28x = 17,513,305.92 × 3,478,304.07 - Step 4: Simplify right side
11,675,537.28x = 60,916,603,260,691.10 - Step 5: Solve for x
x = 60,916,603,260,691.10/11,675,537.28 - Step 6: Final answer
x = 5,217,456.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.