Finding the Fourth Proportional to 14,524,439.19, 20,042,202.24 and 8,242,966.19
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Solution
The fourth proportional to 14,524,439.19, 20,042,202.24 and 8,242,966.19 is: 11,374,428.52
Step by Step Solution
- Step 1: Write the proportion equation
14,524,439.19 : 20,042,202.24 = 8,242,966.19 : x - Step 2: Convert to fraction form
14,524,439.19/20,042,202.24 = 8,242,966.19/x - Step 3: Cross multiply
14,524,439.19x = 20,042,202.24 × 8,242,966.19 - Step 4: Simplify right side
14,524,439.19x = 165,207,195,337,251.22 - Step 5: Solve for x
x = 165,207,195,337,251.22/14,524,439.19 - Step 6: Final answer
x = 11,374,428.52
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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.