Finding the Fourth Proportional to 5,874,251.72, 8,103,797.36 and 3,809,787.98
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Solution
The fourth proportional to 5,874,251.72, 8,103,797.36 and 3,809,787.98 is: 5,255,775.76
Step by Step Solution
- Step 1: Write the proportion equation
5,874,251.72 : 8,103,797.36 = 3,809,787.98 : x - Step 2: Convert to fraction form
5,874,251.72/8,103,797.36 = 3,809,787.98/x - Step 3: Cross multiply
5,874,251.72x = 8,103,797.36 × 3,809,787.98 - Step 4: Simplify right side
5,874,251.72x = 30,873,749,774,483.73 - Step 5: Solve for x
x = 30,873,749,774,483.73/5,874,251.72 - Step 6: Final answer
x = 5,255,775.76
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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.