Finding the Fourth Proportional to 5,995,307.40, 8,989,850.70 and 2,206,840.20
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Solution
The fourth proportional to 5,995,307.40, 8,989,850.70 and 2,206,840.20 is: 3,309,115.38
Step by Step Solution
- Step 1: Write the proportion equation
5,995,307.40 : 8,989,850.70 = 2,206,840.20 : x - Step 2: Convert to fraction form
5,995,307.40/8,989,850.70 = 2,206,840.20/x - Step 3: Cross multiply
5,995,307.40x = 8,989,850.70 × 2,206,840.20 - Step 4: Simplify right side
5,995,307.40x = 19,839,163,916,758.14 - Step 5: Solve for x
x = 19,839,163,916,758.14/5,995,307.40 - Step 6: Final answer
x = 3,309,115.38
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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.