Finding the Fourth Proportional to 12,171,332.56, 16,796,964 and 6,738,824.56
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Solution
The fourth proportional to 12,171,332.56, 16,796,964 and 6,738,824.56 is: 9,299,868.60
Step by Step Solution
- Step 1: Write the proportion equation
12,171,332.56 : 16,796,964 = 6,738,824.56 : x - Step 2: Convert to fraction form
12,171,332.56/16,796,964 = 6,738,824.56/x - Step 3: Cross multiply
12,171,332.56x = 16,796,964 × 6,738,824.56 - Step 4: Simplify right side
12,171,332.56x = 113,191,793,536,635.83 - Step 5: Solve for x
x = 113,191,793,536,635.83/12,171,332.56 - Step 6: Final answer
x = 9,299,868.60
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.