Finding the Fourth Proportional to 16,245,101.40, 24,367,652.10 and 12,631,302.60
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Solution
The fourth proportional to 16,245,101.40, 24,367,652.10 and 12,631,302.60 is: 18,946,953.90
Step by Step Solution
- Step 1: Write the proportion equation
16,245,101.40 : 24,367,652.10 = 12,631,302.60 : x - Step 2: Convert to fraction form
16,245,101.40/24,367,652.10 = 12,631,302.60/x - Step 3: Cross multiply
16,245,101.40x = 24,367,652.10 × 12,631,302.60 - Step 4: Simplify right side
16,245,101.40x = 307,795,187,326,625.50 - Step 5: Solve for x
x = 307,795,187,326,625.50/16,245,101.40 - Step 6: Final answer
x = 18,946,953.90
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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.