Finding the Fourth Proportional to 34,846,909.10, 48,086,759.40 and 19,376,661.62
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Solution
The fourth proportional to 34,846,909.10, 48,086,759.40 and 19,376,661.62 is: 26,738,694.75
Step by Step Solution
- Step 1: Write the proportion equation
34,846,909.10 : 48,086,759.40 = 19,376,661.62 : x - Step 2: Convert to fraction form
34,846,909.10/48,086,759.40 = 19,376,661.62/x - Step 3: Cross multiply
34,846,909.10x = 48,086,759.40 × 19,376,661.62 - Step 4: Simplify right side
34,846,909.10x = 931,760,865,296,154.25 - Step 5: Solve for x
x = 931,760,865,296,154.25/34,846,909.10 - Step 6: Final answer
x = 26,738,694.75
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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.