Finding the Fourth Proportional to 49,207,837.40, 73,811,756.10 and 16,848,985.40
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Solution
The fourth proportional to 49,207,837.40, 73,811,756.10 and 16,848,985.40 is: 25,273,478.10
Step by Step Solution
- Step 1: Write the proportion equation
49,207,837.40 : 73,811,756.10 = 16,848,985.40 : x - Step 2: Convert to fraction form
49,207,837.40/73,811,756.10 = 16,848,985.40/x - Step 3: Cross multiply
49,207,837.40x = 73,811,756.10 × 16,848,985.40 - Step 4: Simplify right side
49,207,837.40x = 1,243,653,200,877,260.75 - Step 5: Solve for x
x = 1,243,653,200,877,260.75/49,207,837.40 - Step 6: Final answer
x = 25,273,478.10
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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.