Finding the Fourth Proportional to 5,384,713.37, 8,065,203.14 and 4,450,865.99
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Solution
The fourth proportional to 5,384,713.37, 8,065,203.14 and 4,450,865.99 is: 6,666,490.10
Step by Step Solution
- Step 1: Write the proportion equation
5,384,713.37 : 8,065,203.14 = 4,450,865.99 : x - Step 2: Convert to fraction form
5,384,713.37/8,065,203.14 = 4,450,865.99/x - Step 3: Cross multiply
5,384,713.37x = 8,065,203.14 × 4,450,865.99 - Step 4: Simplify right side
5,384,713.37x = 35,897,138,329,068.36 - Step 5: Solve for x
x = 35,897,138,329,068.36/5,384,713.37 - Step 6: Final answer
x = 6,666,490.10
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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.