Finding the Fourth Proportional to 11,026,567.44, 16,539,865.74 and 2,939,128.92
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Solution
The fourth proportional to 11,026,567.44, 16,539,865.74 and 2,939,128.92 is: 4,408,697.27
Step by Step Solution
- Step 1: Write the proportion equation
11,026,567.44 : 16,539,865.74 = 2,939,128.92 : x - Step 2: Convert to fraction form
11,026,567.44/16,539,865.74 = 2,939,128.92/x - Step 3: Cross multiply
11,026,567.44x = 16,539,865.74 × 2,939,128.92 - Step 4: Simplify right side
11,026,567.44x = 48,612,797,729,351.20 - Step 5: Solve for x
x = 48,612,797,729,351.20/11,026,567.44 - Step 6: Final answer
x = 4,408,697.27
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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.