Finding the Fourth Proportional to 8,759,744.91, 13,139,614.08 and 6,378,741.63
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Solution
The fourth proportional to 8,759,744.91, 13,139,614.08 and 6,378,741.63 is: 9,568,110.05
Step by Step Solution
- Step 1: Write the proportion equation
8,759,744.91 : 13,139,614.08 = 6,378,741.63 : x - Step 2: Convert to fraction form
8,759,744.91/13,139,614.08 = 6,378,741.63/x - Step 3: Cross multiply
8,759,744.91x = 13,139,614.08 × 6,378,741.63 - Step 4: Simplify right side
8,759,744.91x = 83,814,203,334,230.16 - Step 5: Solve for x
x = 83,814,203,334,230.16/8,759,744.91 - Step 6: Final answer
x = 9,568,110.05
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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.