Finding the Fourth Proportional to 16,129,201.60, 24,165,808.80 and 10,446,500.80
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Solution
The fourth proportional to 16,129,201.60, 24,165,808.80 and 10,446,500.80 is: 15,651,620.41
Step by Step Solution
- Step 1: Write the proportion equation
16,129,201.60 : 24,165,808.80 = 10,446,500.80 : x - Step 2: Convert to fraction form
16,129,201.60/24,165,808.80 = 10,446,500.80/x - Step 3: Cross multiply
16,129,201.60x = 24,165,808.80 × 10,446,500.80 - Step 4: Simplify right side
16,129,201.60x = 252,448,140,961,847.06 - Step 5: Solve for x
x = 252,448,140,961,847.06/16,129,201.60 - Step 6: Final answer
x = 15,651,620.41
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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.