Finding the Fourth Proportional to 9,267,764.40, 13,905,793.80 and 4,216,474.80
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Solution
The fourth proportional to 9,267,764.40, 13,905,793.80 and 4,216,474.80 is: 6,326,599.02
Step by Step Solution
- Step 1: Write the proportion equation
9,267,764.40 : 13,905,793.80 = 4,216,474.80 : x - Step 2: Convert to fraction form
9,267,764.40/13,905,793.80 = 4,216,474.80/x - Step 3: Cross multiply
9,267,764.40x = 13,905,793.80 × 4,216,474.80 - Step 4: Simplify right side
9,267,764.40x = 58,633,429,131,696.24 - Step 5: Solve for x
x = 58,633,429,131,696.24/9,267,764.40 - Step 6: Final answer
x = 6,326,599.02
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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.