Finding the Fourth Proportional to 16,277,625.60, 24,416,438.40 and 12,510,124.80
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Solution
The fourth proportional to 16,277,625.60, 24,416,438.40 and 12,510,124.80 is: 18,765,187.20
Step by Step Solution
- Step 1: Write the proportion equation
16,277,625.60 : 24,416,438.40 = 12,510,124.80 : x - Step 2: Convert to fraction form
16,277,625.60/24,416,438.40 = 12,510,124.80/x - Step 3: Cross multiply
16,277,625.60x = 24,416,438.40 × 12,510,124.80 - Step 4: Simplify right side
16,277,625.60x = 305,452,691,555,512.31 - Step 5: Solve for x
x = 305,452,691,555,512.31/16,277,625.60 - Step 6: Final answer
x = 18,765,187.20
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1.5x scale
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.