Finding the Fourth Proportional to 5,359,232.97, 7,395,808.82 and 2,911,885.07
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Solution
The fourth proportional to 5,359,232.97, 7,395,808.82 and 2,911,885.07 is: 4,018,437.97
Step by Step Solution
- Step 1: Write the proportion equation
5,359,232.97 : 7,395,808.82 = 2,911,885.07 : x - Step 2: Convert to fraction form
5,359,232.97/7,395,808.82 = 2,911,885.07/x - Step 3: Cross multiply
5,359,232.97x = 7,395,808.82 × 2,911,885.07 - Step 4: Simplify right side
5,359,232.97x = 21,535,745,231,993.85 - Step 5: Solve for x
x = 21,535,745,231,993.85/5,359,232.97 - Step 6: Final answer
x = 4,018,437.97
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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.