Finding the Fourth Proportional to 8,319,995.35, 11,480,939.91 and 4,598,669.97
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Solution
The fourth proportional to 8,319,995.35, 11,480,939.91 and 4,598,669.97 is: 6,345,803.26
Step by Step Solution
- Step 1: Write the proportion equation
8,319,995.35 : 11,480,939.91 = 4,598,669.97 : x - Step 2: Convert to fraction form
8,319,995.35/11,480,939.91 = 4,598,669.97/x - Step 3: Cross multiply
8,319,995.35x = 11,480,939.91 × 4,598,669.97 - Step 4: Simplify right side
8,319,995.35x = 52,797,053,591,491.50 - Step 5: Solve for x
x = 52,797,053,591,491.50/8,319,995.35 - Step 6: Final answer
x = 6,345,803.26
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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.