Finding the Fourth Proportional to 11,073,821.60, 16,592,847.60 and 6,267,216.80
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Solution
The fourth proportional to 11,073,821.60, 16,592,847.60 and 6,267,216.80 is: 9,390,703.32
Step by Step Solution
- Step 1: Write the proportion equation
11,073,821.60 : 16,592,847.60 = 6,267,216.80 : x - Step 2: Convert to fraction form
11,073,821.60/16,592,847.60 = 6,267,216.80/x - Step 3: Cross multiply
11,073,821.60x = 16,592,847.60 × 6,267,216.80 - Step 4: Simplify right side
11,073,821.60x = 103,990,973,238,559.67 - Step 5: Solve for x
x = 103,990,973,238,559.67/11,073,821.60 - Step 6: Final answer
x = 9,390,703.32
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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.