Finding the Fourth Proportional to 19,534,274.33, 29,284,877.57 and 7,397,047.62
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Solution
The fourth proportional to 19,534,274.33, 29,284,877.57 and 7,397,047.62 is: 11,089,310.53
Step by Step Solution
- Step 1: Write the proportion equation
19,534,274.33 : 29,284,877.57 = 7,397,047.62 : x - Step 2: Convert to fraction form
19,534,274.33/29,284,877.57 = 7,397,047.62/x - Step 3: Cross multiply
19,534,274.33x = 29,284,877.57 × 7,397,047.62 - Step 4: Simplify right side
19,534,274.33x = 216,621,633,894,174.66 - Step 5: Solve for x
x = 216,621,633,894,174.66/19,534,274.33 - Step 6: Final answer
x = 11,089,310.53
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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.