Finding the Fourth Proportional to 10,704,763.25, 14,772,197.58 and 5,809,886.82
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Solution
The fourth proportional to 10,704,763.25, 14,772,197.58 and 5,809,886.82 is: 8,017,439.90
Step by Step Solution
- Step 1: Write the proportion equation
10,704,763.25 : 14,772,197.58 = 5,809,886.82 : x - Step 2: Convert to fraction form
10,704,763.25/14,772,197.58 = 5,809,886.82/x - Step 3: Cross multiply
10,704,763.25x = 14,772,197.58 × 5,809,886.82 - Step 4: Simplify right side
10,704,763.25x = 85,824,796,000,690.83 - Step 5: Solve for x
x = 85,824,796,000,690.83/10,704,763.25 - Step 6: Final answer
x = 8,017,439.90
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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.