Finding the Fourth Proportional to 17,794,363.80, 26,691,545.70 and 8,228,425.80
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Solution
The fourth proportional to 17,794,363.80, 26,691,545.70 and 8,228,425.80 is: 12,342,638.70
Step by Step Solution
- Step 1: Write the proportion equation
17,794,363.80 : 26,691,545.70 = 8,228,425.80 : x - Step 2: Convert to fraction form
17,794,363.80/26,691,545.70 = 8,228,425.80/x - Step 3: Cross multiply
17,794,363.80x = 26,691,545.70 × 8,228,425.80 - Step 4: Simplify right side
17,794,363.80x = 219,629,403,279,759.06 - Step 5: Solve for x
x = 219,629,403,279,759.06/17,794,363.80 - Step 6: Final answer
x = 12,342,638.70
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Similar ratio
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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.