Finding the Fourth Proportional to 7,996,115.53, 11,994,163.57 and 2,604,757.15
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Solution
The fourth proportional to 7,996,115.53, 11,994,163.57 and 2,604,757.15 is: 3,907,132.55
Step by Step Solution
- Step 1: Write the proportion equation
7,996,115.53 : 11,994,163.57 = 2,604,757.15 : x - Step 2: Convert to fraction form
7,996,115.53/11,994,163.57 = 2,604,757.15/x - Step 3: Cross multiply
7,996,115.53x = 11,994,163.57 × 2,604,757.15 - Step 4: Simplify right side
7,996,115.53x = 31,241,883,260,681.32 - Step 5: Solve for x
x = 31,241,883,260,681.32/7,996,115.53 - Step 6: Final answer
x = 3,907,132.55
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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.