Finding the Fourth Proportional to 5,616,091.80, 8,424,137.70 and 5,560,104.60
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Solution
The fourth proportional to 5,616,091.80, 8,424,137.70 and 5,560,104.60 is: 8,340,156.90
Step by Step Solution
- Step 1: Write the proportion equation
5,616,091.80 : 8,424,137.70 = 5,560,104.60 : x - Step 2: Convert to fraction form
5,616,091.80/8,424,137.70 = 5,560,104.60/x - Step 3: Cross multiply
5,616,091.80x = 8,424,137.70 × 5,560,104.60 - Step 4: Simplify right side
5,616,091.80x = 46,839,086,776,803.41 - Step 5: Solve for x
x = 46,839,086,776,803.41/5,616,091.80 - Step 6: Final answer
x = 8,340,156.90
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1.5x scale
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.