Finding the Fourth Proportional to 26,622,375.60, 39,862,704.60 and 16,985,578.80
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Solution
The fourth proportional to 26,622,375.60, 39,862,704.60 and 16,985,578.80 is: 25,433,158.95
Step by Step Solution
- Step 1: Write the proportion equation
26,622,375.60 : 39,862,704.60 = 16,985,578.80 : x - Step 2: Convert to fraction form
26,622,375.60/39,862,704.60 = 16,985,578.80/x - Step 3: Cross multiply
26,622,375.60x = 39,862,704.60 × 16,985,578.80 - Step 4: Simplify right side
26,622,375.60x = 677,091,110,164,422.50 - Step 5: Solve for x
x = 677,091,110,164,422.50/26,622,375.60 - Step 6: Final answer
x = 25,433,158.95
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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.