Finding the Fourth Proportional to 8,774,035.45, 13,151,604.97 and 8,371,782.97
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Solution
The fourth proportional to 8,774,035.45, 13,151,604.97 and 8,371,782.97 is: 12,548,659.41
Step by Step Solution
- Step 1: Write the proportion equation
8,774,035.45 : 13,151,604.97 = 8,371,782.97 : x - Step 2: Convert to fraction form
8,774,035.45/13,151,604.97 = 8,371,782.97/x - Step 3: Cross multiply
8,774,035.45x = 13,151,604.97 × 8,371,782.97 - Step 4: Simplify right side
8,774,035.45x = 110,102,382,493,599.08 - Step 5: Solve for x
x = 110,102,382,493,599.08/8,774,035.45 - Step 6: Final answer
x = 12,548,659.41
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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.