Finding the Fourth Proportional to 6,694,157.97, 9,237,994.25 and 3,638,371.41
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Solution
The fourth proportional to 6,694,157.97, 9,237,994.25 and 3,638,371.41 is: 5,020,983.12
Step by Step Solution
- Step 1: Write the proportion equation
6,694,157.97 : 9,237,994.25 = 3,638,371.41 : x - Step 2: Convert to fraction form
6,694,157.97/9,237,994.25 = 3,638,371.41/x - Step 3: Cross multiply
6,694,157.97x = 9,237,994.25 × 3,638,371.41 - Step 4: Simplify right side
6,694,157.97x = 33,611,254,146,752.54 - Step 5: Solve for x
x = 33,611,254,146,752.54/6,694,157.97 - Step 6: Final answer
x = 5,020,983.12
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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.