Finding the Fourth Proportional to 12,240,331.36, 16,891,124.70 and 6,733,357.24
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Solution
The fourth proportional to 12,240,331.36, 16,891,124.70 and 6,733,357.24 is: 9,291,740.02
Step by Step Solution
- Step 1: Write the proportion equation
12,240,331.36 : 16,891,124.70 = 6,733,357.24 : x - Step 2: Convert to fraction form
12,240,331.36/16,891,124.70 = 6,733,357.24/x - Step 3: Cross multiply
12,240,331.36x = 16,891,124.70 × 6,733,357.24 - Step 4: Simplify right side
12,240,331.36x = 113,733,976,790,487.83 - Step 5: Solve for x
x = 113,733,976,790,487.83/12,240,331.36 - Step 6: Final answer
x = 9,291,740.02
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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.