Finding the Fourth Proportional to 8,735,026.40, 13,102,539.60 and 3,054,658.40
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Solution
The fourth proportional to 8,735,026.40, 13,102,539.60 and 3,054,658.40 is: 4,581,987.60
Step by Step Solution
- Step 1: Write the proportion equation
8,735,026.40 : 13,102,539.60 = 3,054,658.40 : x - Step 2: Convert to fraction form
8,735,026.40/13,102,539.60 = 3,054,658.40/x - Step 3: Cross multiply
8,735,026.40x = 13,102,539.60 × 3,054,658.40 - Step 4: Simplify right side
8,735,026.40x = 40,023,782,650,472.64 - Step 5: Solve for x
x = 40,023,782,650,472.64/8,735,026.40 - Step 6: Final answer
x = 4,581,987.60
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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.