Finding the Fourth Proportional to 15,028,540.40, 22,524,874.38 and 8,206,830.92
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Solution
The fourth proportional to 15,028,540.40, 22,524,874.38 and 8,206,830.92 is: 12,300,451.71
Step by Step Solution
- Step 1: Write the proportion equation
15,028,540.40 : 22,524,874.38 = 8,206,830.92 : x - Step 2: Convert to fraction form
15,028,540.40/22,524,874.38 = 8,206,830.92/x - Step 3: Cross multiply
15,028,540.40x = 22,524,874.38 × 8,206,830.92 - Step 4: Simplify right side
15,028,540.40x = 184,857,835,530,899.81 - Step 5: Solve for x
x = 184,857,835,530,899.81/15,028,540.40 - Step 6: Final answer
x = 12,300,451.71
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.