Finding the Fourth Proportional to 7,536,277.80, 10,399,840.92 and 4,273,390.44
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Solution
The fourth proportional to 7,536,277.80, 10,399,840.92 and 4,273,390.44 is: 5,897,152.67
Step by Step Solution
- Step 1: Write the proportion equation
7,536,277.80 : 10,399,840.92 = 4,273,390.44 : x - Step 2: Convert to fraction form
7,536,277.80/10,399,840.92 = 4,273,390.44/x - Step 3: Cross multiply
7,536,277.80x = 10,399,840.92 × 4,273,390.44 - Step 4: Simplify right side
7,536,277.80x = 44,442,580,765,048.81 - Step 5: Solve for x
x = 44,442,580,765,048.81/7,536,277.80 - Step 6: Final answer
x = 5,897,152.67
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.