Finding the Fourth Proportional to 16,381,239.36, 24,571,869.84 and 6,794,043.60
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Solution
The fourth proportional to 16,381,239.36, 24,571,869.84 and 6,794,043.60 is: 10,191,069.88
Step by Step Solution
- Step 1: Write the proportion equation
16,381,239.36 : 24,571,869.84 = 6,794,043.60 : x - Step 2: Convert to fraction form
16,381,239.36/24,571,869.84 = 6,794,043.60/x - Step 3: Cross multiply
16,381,239.36x = 24,571,869.84 × 6,794,043.60 - Step 4: Simplify right side
16,381,239.36x = 166,942,355,026,485 - Step 5: Solve for x
x = 166,942,355,026,485/16,381,239.36 - Step 6: Final answer
x = 10,191,069.88
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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.