Finding the Fourth Proportional to 11,038,083.09, 16,555,863.20 and 2,951,689.20
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Solution
The fourth proportional to 11,038,083.09, 16,555,863.20 and 2,951,689.20 is: 4,427,196.48
Step by Step Solution
- Step 1: Write the proportion equation
11,038,083.09 : 16,555,863.20 = 2,951,689.20 : x - Step 2: Convert to fraction form
11,038,083.09/16,555,863.20 = 2,951,689.20/x - Step 3: Cross multiply
11,038,083.09x = 16,555,863.20 × 2,951,689.20 - Step 4: Simplify right side
11,038,083.09x = 48,867,762,589,359 - Step 5: Solve for x
x = 48,867,762,589,359/11,038,083.09 - Step 6: Final answer
x = 4,427,196.48
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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.