Finding the Fourth Proportional to 29,781,570.20, 44,680,649.70 and 14,635,995.80
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Solution
The fourth proportional to 29,781,570.20, 44,680,649.70 and 14,635,995.80 is: 21,958,069.94
Step by Step Solution
- Step 1: Write the proportion equation
29,781,570.20 : 44,680,649.70 = 14,635,995.80 : x - Step 2: Convert to fraction form
29,781,570.20/44,680,649.70 = 14,635,995.80/x - Step 3: Cross multiply
29,781,570.20x = 44,680,649.70 × 14,635,995.80 - Step 4: Simplify right side
29,781,570.20x = 653,945,801,350,471.38 - Step 5: Solve for x
x = 653,945,801,350,471.38/29,781,570.20 - Step 6: Final answer
x = 21,958,069.94
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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.