Finding the Fourth Proportional to 16,342,203.83, 24,481,415.58 and 12,731,062.25
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Solution
The fourth proportional to 16,342,203.83, 24,481,415.58 and 12,731,062.25 is: 19,071,749.99
Step by Step Solution
- Step 1: Write the proportion equation
16,342,203.83 : 24,481,415.58 = 12,731,062.25 : x - Step 2: Convert to fraction form
16,342,203.83/24,481,415.58 = 12,731,062.25/x - Step 3: Cross multiply
16,342,203.83x = 24,481,415.58 × 12,731,062.25 - Step 4: Simplify right side
16,342,203.83x = 311,674,425,717,099.81 - Step 5: Solve for x
x = 311,674,425,717,099.81/16,342,203.83 - Step 6: Final answer
x = 19,071,749.99
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1.5x scale
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.