Finding the Fourth Proportional to 14,733,698.88, 20,332,198.08 and 8,207,319.36
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Solution
The fourth proportional to 14,733,698.88, 20,332,198.08 and 8,207,319.36 is: 11,325,930.05
Step by Step Solution
- Step 1: Write the proportion equation
14,733,698.88 : 20,332,198.08 = 8,207,319.36 : x - Step 2: Convert to fraction form
14,733,698.88/20,332,198.08 = 8,207,319.36/x - Step 3: Cross multiply
14,733,698.88x = 20,332,198.08 × 8,207,319.36 - Step 4: Simplify right side
14,733,698.88x = 166,872,842,933,338.81 - Step 5: Solve for x
x = 166,872,842,933,338.81/14,733,698.88 - Step 6: Final answer
x = 11,325,930.05
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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.