Finding the Fourth Proportional to 17,714,346.90, 26,571,520.35 and 4,936,823.70
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Solution
The fourth proportional to 17,714,346.90, 26,571,520.35 and 4,936,823.70 is: 7,405,235.55
Step by Step Solution
- Step 1: Write the proportion equation
17,714,346.90 : 26,571,520.35 = 4,936,823.70 : x - Step 2: Convert to fraction form
17,714,346.90/26,571,520.35 = 4,936,823.70/x - Step 3: Cross multiply
17,714,346.90x = 26,571,520.35 × 4,936,823.70 - Step 4: Simplify right side
17,714,346.90x = 131,178,911,408,912.31 - Step 5: Solve for x
x = 131,178,911,408,912.31/17,714,346.90 - Step 6: Final answer
x = 7,405,235.55
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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.