Finding the Fourth Proportional to 5,366,371.14, 7,409,748.92 and 4,124,013.62
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Solution
The fourth proportional to 5,366,371.14, 7,409,748.92 and 4,124,013.62 is: 5,694,333.21
Step by Step Solution
- Step 1: Write the proportion equation
5,366,371.14 : 7,409,748.92 = 4,124,013.62 : x - Step 2: Convert to fraction form
5,366,371.14/7,409,748.92 = 4,124,013.62/x - Step 3: Cross multiply
5,366,371.14x = 7,409,748.92 × 4,124,013.62 - Step 4: Simplify right side
5,366,371.14x = 30,557,905,409,191.48 - Step 5: Solve for x
x = 30,557,905,409,191.48/5,366,371.14 - Step 6: Final answer
x = 5,694,333.21
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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.