Finding the Fourth Proportional to 10,440,942.95, 14,408,599.61 and 5,857,362.74
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Solution
The fourth proportional to 10,440,942.95, 14,408,599.61 and 5,857,362.74 is: 8,083,215.75
Step by Step Solution
- Step 1: Write the proportion equation
10,440,942.95 : 14,408,599.61 = 5,857,362.74 : x - Step 2: Convert to fraction form
10,440,942.95/14,408,599.61 = 5,857,362.74/x - Step 3: Cross multiply
10,440,942.95x = 14,408,599.61 × 5,857,362.74 - Step 4: Simplify right side
10,440,942.95x = 84,396,394,433,792.95 - Step 5: Solve for x
x = 84,396,394,433,792.95/10,440,942.95 - Step 6: Final answer
x = 8,083,215.75
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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.