Finding the Fourth Proportional to 9,462,022.20, 14,193,033.30 and 7,338,655.80
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Solution
The fourth proportional to 9,462,022.20, 14,193,033.30 and 7,338,655.80 is: 11,007,983.70
Step by Step Solution
- Step 1: Write the proportion equation
9,462,022.20 : 14,193,033.30 = 7,338,655.80 : x - Step 2: Convert to fraction form
9,462,022.20/14,193,033.30 = 7,338,655.80/x - Step 3: Cross multiply
9,462,022.20x = 14,193,033.30 × 7,338,655.80 - Step 4: Simplify right side
9,462,022.20x = 104,157,786,146,638.14 - Step 5: Solve for x
x = 104,157,786,146,638.14/9,462,022.20 - Step 6: Final answer
x = 11,007,983.70
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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.