Finding the Fourth Proportional to 10,366,249.99, 15,549,381.92 and 4,299,352.78
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Solution
The fourth proportional to 10,366,249.99, 15,549,381.92 and 4,299,352.78 is: 6,449,032.05
Step by Step Solution
- Step 1: Write the proportion equation
10,366,249.99 : 15,549,381.92 = 4,299,352.78 : x - Step 2: Convert to fraction form
10,366,249.99/15,549,381.92 = 4,299,352.78/x - Step 3: Cross multiply
10,366,249.99x = 15,549,381.92 × 4,299,352.78 - Step 4: Simplify right side
10,366,249.99x = 66,852,278,385,033.74 - Step 5: Solve for x
x = 66,852,278,385,033.74/10,366,249.99 - Step 6: Final answer
x = 6,449,032.05
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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.