Finding the Fourth Proportional to 8,759,201.99, 13,120,481.46 and 7,044,058.31
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Solution
The fourth proportional to 8,759,201.99, 13,120,481.46 and 7,044,058.31 is: 10,551,353.49
Step by Step Solution
- Step 1: Write the proportion equation
8,759,201.99 : 13,120,481.46 = 7,044,058.31 : x - Step 2: Convert to fraction form
8,759,201.99/13,120,481.46 = 7,044,058.31/x - Step 3: Cross multiply
8,759,201.99x = 13,120,481.46 × 7,044,058.31 - Step 4: Simplify right side
8,759,201.99x = 92,421,436,459,513.94 - Step 5: Solve for x
x = 92,421,436,459,513.94/8,759,201.99 - Step 6: Final answer
x = 10,551,353.49
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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.