Finding the Fourth Proportional to 8,449,506.90, 11,660,322.60 and 4,582,026.99
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Solution
The fourth proportional to 8,449,506.90, 11,660,322.60 and 4,582,026.99 is: 6,323,198.92
Step by Step Solution
- Step 1: Write the proportion equation
8,449,506.90 : 11,660,322.60 = 4,582,026.99 : x - Step 2: Convert to fraction form
8,449,506.90/11,660,322.60 = 4,582,026.99/x - Step 3: Cross multiply
8,449,506.90x = 11,660,322.60 × 4,582,026.99 - Step 4: Simplify right side
8,449,506.90x = 53,427,912,865,306.98 - Step 5: Solve for x
x = 53,427,912,865,306.98/8,449,506.90 - Step 6: Final answer
x = 6,323,198.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.