Finding the Fourth Proportional to 14,043,191.66, 19,380,202.99 and 7,848,238.19
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Solution
The fourth proportional to 14,043,191.66, 19,380,202.99 and 7,848,238.19 is: 10,830,903.18
Step by Step Solution
- Step 1: Write the proportion equation
14,043,191.66 : 19,380,202.99 = 7,848,238.19 : x - Step 2: Convert to fraction form
14,043,191.66/19,380,202.99 = 7,848,238.19/x - Step 3: Cross multiply
14,043,191.66x = 19,380,202.99 × 7,848,238.19 - Step 4: Simplify right side
14,043,191.66x = 152,100,449,236,070.19 - Step 5: Solve for x
x = 152,100,449,236,070.19/14,043,191.66 - Step 6: Final answer
x = 10,830,903.18
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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.