Finding the Fourth Proportional to 7,480,729.54, 11,204,855.82 and 4,593,331.86
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Solution
The fourth proportional to 7,480,729.54, 11,204,855.82 and 4,593,331.86 is: 6,880,026.99
Step by Step Solution
- Step 1: Write the proportion equation
7,480,729.54 : 11,204,855.82 = 4,593,331.86 : x - Step 2: Convert to fraction form
7,480,729.54/11,204,855.82 = 4,593,331.86/x - Step 3: Cross multiply
7,480,729.54x = 11,204,855.82 × 4,593,331.86 - Step 4: Simplify right side
7,480,729.54x = 51,467,621,182,694.22 - Step 5: Solve for x
x = 51,467,621,182,694.22/7,480,729.54 - Step 6: Final answer
x = 6,880,026.99
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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.