Finding the Fourth Proportional to 12,934,352.70, 19,392,671.70 and 6,114,193.20
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Solution
The fourth proportional to 12,934,352.70, 19,392,671.70 and 6,114,193.20 is: 9,167,102.85
Step by Step Solution
- Step 1: Write the proportion equation
12,934,352.70 : 19,392,671.70 = 6,114,193.20 : x - Step 2: Convert to fraction form
12,934,352.70/19,392,671.70 = 6,114,193.20/x - Step 3: Cross multiply
12,934,352.70x = 19,392,671.70 × 6,114,193.20 - Step 4: Simplify right side
12,934,352.70x = 118,570,541,437,972.44 - Step 5: Solve for x
x = 118,570,541,437,972.44/12,934,352.70 - Step 6: Final answer
x = 9,167,102.85
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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.