Finding the Fourth Proportional to 29,945,720.97, 41,325,219.46 and 16,194,685.09
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Solution
The fourth proportional to 29,945,720.97, 41,325,219.46 and 16,194,685.09 is: 22,348,732.77
Step by Step Solution
- Step 1: Write the proportion equation
29,945,720.97 : 41,325,219.46 = 16,194,685.09 : x - Step 2: Convert to fraction form
29,945,720.97/41,325,219.46 = 16,194,685.09/x - Step 3: Cross multiply
29,945,720.97x = 41,325,219.46 × 16,194,685.09 - Step 4: Simplify right side
29,945,720.97x = 669,248,915,429,839.88 - Step 5: Solve for x
x = 669,248,915,429,839.88/29,945,720.97 - Step 6: Final answer
x = 22,348,732.77
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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.