Finding the Fourth Proportional to 16,119,163.20, 24,197,407.20 and 9,736,622.40
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Solution
The fourth proportional to 16,119,163.20, 24,197,407.20 and 9,736,622.40 is: 14,616,206.44
Step by Step Solution
- Step 1: Write the proportion equation
16,119,163.20 : 24,197,407.20 = 9,736,622.40 : x - Step 2: Convert to fraction form
16,119,163.20/24,197,407.20 = 9,736,622.40/x - Step 3: Cross multiply
16,119,163.20x = 24,197,407.20 × 9,736,622.40 - Step 4: Simplify right side
16,119,163.20x = 235,601,016,965,441.28 - Step 5: Solve for x
x = 235,601,016,965,441.28/16,119,163.20 - Step 6: Final answer
x = 14,616,206.44
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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.