Finding the Fourth Proportional to 46,321,701.54, 69,528,020.04 and 38,694,342.21
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Solution
The fourth proportional to 46,321,701.54, 69,528,020.04 and 38,694,342.21 is: 58,079,494.30
Step by Step Solution
- Step 1: Write the proportion equation
46,321,701.54 : 69,528,020.04 = 38,694,342.21 : x - Step 2: Convert to fraction form
46,321,701.54/69,528,020.04 = 38,694,342.21/x - Step 3: Cross multiply
46,321,701.54x = 69,528,020.04 × 38,694,342.21 - Step 4: Simplify right side
46,321,701.54x = 2,690,341,000,611,498 - Step 5: Solve for x
x = 2,690,341,000,611,498/46,321,701.54 - Step 6: Final answer
x = 58,079,494.30
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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.