Finding the Fourth Proportional to 7,684,116.87, 10,605,393.27 and 4,586,799.99
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Solution
The fourth proportional to 7,684,116.87, 10,605,393.27 and 4,586,799.99 is: 6,330,567.14
Step by Step Solution
- Step 1: Write the proportion equation
7,684,116.87 : 10,605,393.27 = 4,586,799.99 : x - Step 2: Convert to fraction form
7,684,116.87/10,605,393.27 = 4,586,799.99/x - Step 3: Cross multiply
7,684,116.87x = 10,605,393.27 × 4,586,799.99 - Step 4: Simplify right side
7,684,116.87x = 48,644,817,744,782.07 - Step 5: Solve for x
x = 48,644,817,744,782.07/7,684,116.87 - Step 6: Final answer
x = 6,330,567.14
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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.