Finding the Fourth Proportional to 29,551,638.80, 44,327,458.20 and 18,214,230.80
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Solution
The fourth proportional to 29,551,638.80, 44,327,458.20 and 18,214,230.80 is: 27,321,346.20
Step by Step Solution
- Step 1: Write the proportion equation
29,551,638.80 : 44,327,458.20 = 18,214,230.80 : x - Step 2: Convert to fraction form
29,551,638.80/44,327,458.20 = 18,214,230.80/x - Step 3: Cross multiply
29,551,638.80x = 44,327,458.20 × 18,214,230.80 - Step 4: Simplify right side
29,551,638.80x = 807,390,554,432,152.62 - Step 5: Solve for x
x = 807,390,554,432,152.62/29,551,638.80 - Step 6: Final answer
x = 27,321,346.20
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1.5x scale
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.