Finding the Fourth Proportional to 16,154,430.40, 24,231,645.60 and 11,619,467.20
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Solution
The fourth proportional to 16,154,430.40, 24,231,645.60 and 11,619,467.20 is: 17,429,200.80
Step by Step Solution
- Step 1: Write the proportion equation
16,154,430.40 : 24,231,645.60 = 11,619,467.20 : x - Step 2: Convert to fraction form
16,154,430.40/24,231,645.60 = 11,619,467.20/x - Step 3: Cross multiply
16,154,430.40x = 24,231,645.60 × 11,619,467.20 - Step 4: Simplify right side
16,154,430.40x = 281,558,811,251,224.31 - Step 5: Solve for x
x = 281,558,811,251,224.31/16,154,430.40 - Step 6: Final answer
x = 17,429,200.80
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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.