Finding the Fourth Proportional to 10,930,473.91, 16,394,584.28 and 3,643,146.26
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Solution
The fourth proportional to 10,930,473.91, 16,394,584.28 and 3,643,146.26 is: 5,464,343.90
Step by Step Solution
- Step 1: Write the proportion equation
10,930,473.91 : 16,394,584.28 = 3,643,146.26 : x - Step 2: Convert to fraction form
10,930,473.91/16,394,584.28 = 3,643,146.26/x - Step 3: Cross multiply
10,930,473.91x = 16,394,584.28 × 3,643,146.26 - Step 4: Simplify right side
10,930,473.91x = 59,727,868,440,157.28 - Step 5: Solve for x
x = 59,727,868,440,157.28/10,930,473.91 - Step 6: Final answer
x = 5,464,343.90
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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.