Finding the Fourth Proportional to 16,171,305.60, 24,256,958.40 and 15,958,729.20
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Solution
The fourth proportional to 16,171,305.60, 24,256,958.40 and 15,958,729.20 is: 23,938,093.80
Step by Step Solution
- Step 1: Write the proportion equation
16,171,305.60 : 24,256,958.40 = 15,958,729.20 : x - Step 2: Convert to fraction form
16,171,305.60/24,256,958.40 = 15,958,729.20/x - Step 3: Cross multiply
16,171,305.60x = 24,256,958.40 × 15,958,729.20 - Step 4: Simplify right side
16,171,305.60x = 387,110,230,321,265.25 - Step 5: Solve for x
x = 387,110,230,321,265.25/16,171,305.60 - Step 6: Final answer
x = 23,938,093.80
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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.