Finding the Fourth Proportional to 16,284,920.70, 24,427,381.05 and 5,647,352.70
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Solution
The fourth proportional to 16,284,920.70, 24,427,381.05 and 5,647,352.70 is: 8,471,029.05
Step by Step Solution
- Step 1: Write the proportion equation
16,284,920.70 : 24,427,381.05 = 5,647,352.70 : x - Step 2: Convert to fraction form
16,284,920.70/24,427,381.05 = 5,647,352.70/x - Step 3: Cross multiply
16,284,920.70x = 24,427,381.05 × 5,647,352.70 - Step 4: Simplify right side
16,284,920.70x = 137,950,036,326,646.34 - Step 5: Solve for x
x = 137,950,036,326,646.34/16,284,920.70 - Step 6: Final answer
x = 8,471,029.05
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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.