Finding the Fourth Proportional to 32,775,539.38, 45,229,994.91 and 18,091,203.99
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Solution
The fourth proportional to 32,775,539.38, 45,229,994.91 and 18,091,203.99 is: 24,965,723.83
Step by Step Solution
- Step 1: Write the proportion equation
32,775,539.38 : 45,229,994.91 = 18,091,203.99 : x - Step 2: Convert to fraction form
32,775,539.38/45,229,994.91 = 18,091,203.99/x - Step 3: Cross multiply
32,775,539.38x = 45,229,994.91 × 18,091,203.99 - Step 4: Simplify right side
32,775,539.38x = 818,265,064,383,471.50 - Step 5: Solve for x
x = 818,265,064,383,471.50/32,775,539.38 - Step 6: Final answer
x = 24,965,723.83
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1.5x scale
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.