Finding the Fourth Proportional to 19,383,711.60, 29,044,074.60 and 16,675,330.80
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Solution
The fourth proportional to 19,383,711.60, 29,044,074.60 and 16,675,330.80 is: 24,985,903.72
Step by Step Solution
- Step 1: Write the proportion equation
19,383,711.60 : 29,044,074.60 = 16,675,330.80 : x - Step 2: Convert to fraction form
19,383,711.60/29,044,074.60 = 16,675,330.80/x - Step 3: Cross multiply
19,383,711.60x = 29,044,074.60 × 16,675,330.80 - Step 4: Simplify right side
19,383,711.60x = 484,319,551,734,877.75 - Step 5: Solve for x
x = 484,319,551,734,877.75/19,383,711.60 - Step 6: Final answer
x = 24,985,903.72
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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.