Finding the Fourth Proportional to 9,925,474.20, 14,888,211.30 and 4,246,272.60
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Solution
The fourth proportional to 9,925,474.20, 14,888,211.30 and 4,246,272.60 is: 6,369,408.90
Step by Step Solution
- Step 1: Write the proportion equation
9,925,474.20 : 14,888,211.30 = 4,246,272.60 : x - Step 2: Convert to fraction form
9,925,474.20/14,888,211.30 = 4,246,272.60/x - Step 3: Cross multiply
9,925,474.20x = 14,888,211.30 × 4,246,272.60 - Step 4: Simplify right side
9,925,474.20x = 63,219,403,706,200.38 - Step 5: Solve for x
x = 63,219,403,706,200.38/9,925,474.20 - Step 6: Final answer
x = 6,369,408.90
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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.