Finding the Fourth Proportional to 5,521,024.35, 7,618,840.50 and 3,197,962.26
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Solution
The fourth proportional to 5,521,024.35, 7,618,840.50 and 3,197,962.26 is: 4,413,087.65
Step by Step Solution
- Step 1: Write the proportion equation
5,521,024.35 : 7,618,840.50 = 3,197,962.26 : x - Step 2: Convert to fraction form
5,521,024.35/7,618,840.50 = 3,197,962.26/x - Step 3: Cross multiply
5,521,024.35x = 7,618,840.50 × 3,197,962.26 - Step 4: Simplify right side
5,521,024.35x = 24,364,764,383,959.53 - Step 5: Solve for x
x = 24,364,764,383,959.53/5,521,024.35 - Step 6: Final answer
x = 4,413,087.65
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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.