Finding the Fourth Proportional to 7,813,662.21, 11,720,936.18 and 2,423,079
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Solution
The fourth proportional to 7,813,662.21, 11,720,936.18 and 2,423,079 is: 3,634,755.83
Step by Step Solution
- Step 1: Write the proportion equation
7,813,662.21 : 11,720,936.18 = 2,423,079 : x - Step 2: Convert to fraction form
7,813,662.21/11,720,936.18 = 2,423,079/x - Step 3: Cross multiply
7,813,662.21x = 11,720,936.18 × 2,423,079 - Step 4: Simplify right side
7,813,662.21x = 28,400,754,305,982.83 - Step 5: Solve for x
x = 28,400,754,305,982.83/7,813,662.21 - Step 6: Final answer
x = 3,634,755.83
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.