Finding the Fourth Proportional to 16,129,305.60, 24,193,958.40 and 14,239,737.60
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Solution
The fourth proportional to 16,129,305.60, 24,193,958.40 and 14,239,737.60 is: 21,359,606.40
Step by Step Solution
- Step 1: Write the proportion equation
16,129,305.60 : 24,193,958.40 = 14,239,737.60 : x - Step 2: Convert to fraction form
16,129,305.60/24,193,958.40 = 14,239,737.60/x - Step 3: Cross multiply
16,129,305.60x = 24,193,958.40 × 14,239,737.60 - Step 4: Simplify right side
16,129,305.60x = 344,515,619,121,315.81 - Step 5: Solve for x
x = 344,515,619,121,315.81/16,129,305.60 - Step 6: Final answer
x = 21,359,606.40
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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.