Finding the Fourth Proportional to 17,775,880.84, 26,665,203.66 and 5,809,826.44
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Solution
The fourth proportional to 17,775,880.84, 26,665,203.66 and 5,809,826.44 is: 8,715,191.48
Step by Step Solution
- Step 1: Write the proportion equation
17,775,880.84 : 26,665,203.66 = 5,809,826.44 : x - Step 2: Convert to fraction form
17,775,880.84/26,665,203.66 = 5,809,826.44/x - Step 3: Cross multiply
17,775,880.84x = 26,665,203.66 × 5,809,826.44 - Step 4: Simplify right side
17,775,880.84x = 154,920,205,251,852.78 - Step 5: Solve for x
x = 154,920,205,251,852.78/17,775,880.84 - Step 6: Final answer
x = 8,715,191.48
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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.