Finding the Fourth Proportional to 5,561,257.39, 8,338,845.08 and 4,415,861.62
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Solution
The fourth proportional to 5,561,257.39, 8,338,845.08 and 4,415,861.62 is: 6,621,377.74
Step by Step Solution
- Step 1: Write the proportion equation
5,561,257.39 : 8,338,845.08 = 4,415,861.62 : x - Step 2: Convert to fraction form
5,561,257.39/8,338,845.08 = 4,415,861.62/x - Step 3: Cross multiply
5,561,257.39x = 8,338,845.08 × 4,415,861.62 - Step 4: Simplify right side
5,561,257.39x = 36,823,185,924,309.41 - Step 5: Solve for x
x = 36,823,185,924,309.41/5,561,257.39 - Step 6: Final answer
x = 6,621,377.74
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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.