Finding the Fourth Proportional to 8,595,531.54, 11,861,248.77 and 4,974,403.86
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Solution
The fourth proportional to 8,595,531.54, 11,861,248.77 and 4,974,403.86 is: 6,864,338.92
Step by Step Solution
- Step 1: Write the proportion equation
8,595,531.54 : 11,861,248.77 = 4,974,403.86 : x - Step 2: Convert to fraction form
8,595,531.54/11,861,248.77 = 4,974,403.86/x - Step 3: Cross multiply
8,595,531.54x = 11,861,248.77 × 4,974,403.86 - Step 4: Simplify right side
8,595,531.54x = 59,002,641,665,908.26 - Step 5: Solve for x
x = 59,002,641,665,908.26/8,595,531.54 - Step 6: Final answer
x = 6,864,338.92
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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.