Finding the Fourth Proportional to 29,467,779.57, 40,660,137.68 and 16,414,713.81
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Solution
The fourth proportional to 29,467,779.57, 40,660,137.68 and 16,414,713.81 is: 22,649,298.09
Step by Step Solution
- Step 1: Write the proportion equation
29,467,779.57 : 40,660,137.68 = 16,414,713.81 : x - Step 2: Convert to fraction form
29,467,779.57/40,660,137.68 = 16,414,713.81/x - Step 3: Cross multiply
29,467,779.57x = 40,660,137.68 × 16,414,713.81 - Step 4: Simplify right side
29,467,779.57x = 667,424,523,410,323.75 - Step 5: Solve for x
x = 667,424,523,410,323.75/29,467,779.57 - Step 6: Final answer
x = 22,649,298.09
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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.