Finding the Fourth Proportional to 8,813,651.99, 13,224,214.85 and 4,268,087.64
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Solution
The fourth proportional to 8,813,651.99, 13,224,214.85 and 4,268,087.64 is: 6,403,941.07
Step by Step Solution
- Step 1: Write the proportion equation
8,813,651.99 : 13,224,214.85 = 4,268,087.64 : x - Step 2: Convert to fraction form
8,813,651.99/13,224,214.85 = 4,268,087.64/x - Step 3: Cross multiply
8,813,651.99x = 13,224,214.85 × 4,268,087.64 - Step 4: Simplify right side
8,813,651.99x = 56,442,107,928,649.02 - Step 5: Solve for x
x = 56,442,107,928,649.02/8,813,651.99 - Step 6: Final answer
x = 6,403,941.07
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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.