Finding the Fourth Proportional to 7,536,403.92, 10,400,014.68 and 4,273,516.56
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Solution
The fourth proportional to 7,536,403.92, 10,400,014.68 and 4,273,516.56 is: 5,897,326.55
Step by Step Solution
- Step 1: Write the proportion equation
7,536,403.92 : 10,400,014.68 = 4,273,516.56 : x - Step 2: Convert to fraction form
7,536,403.92/10,400,014.68 = 4,273,516.56/x - Step 3: Cross multiply
7,536,403.92x = 10,400,014.68 × 4,273,516.56 - Step 4: Simplify right side
7,536,403.92x = 44,444,634,959,223.09 - Step 5: Solve for x
x = 44,444,634,959,223.09/7,536,403.92 - Step 6: Final answer
x = 5,897,326.55
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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.