Finding the Fourth Proportional to 16,612,553.82, 22,925,328.84 and 9,170,220.36
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Solution
The fourth proportional to 16,612,553.82, 22,925,328.84 and 9,170,220.36 is: 12,654,906.62
Step by Step Solution
- Step 1: Write the proportion equation
16,612,553.82 : 22,925,328.84 = 9,170,220.36 : x - Step 2: Convert to fraction form
16,612,553.82/22,925,328.84 = 9,170,220.36/x - Step 3: Cross multiply
16,612,553.82x = 22,925,328.84 × 9,170,220.36 - Step 4: Simplify right side
16,612,553.82x = 210,230,317,288,263.16 - Step 5: Solve for x
x = 210,230,317,288,263.16/16,612,553.82 - Step 6: Final answer
x = 12,654,906.62
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1.5x scale
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.