Finding the Fourth Proportional to 34,353,105.28, 47,407,005.84 and 18,883,025.44
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Solution
The fourth proportional to 34,353,105.28, 47,407,005.84 and 18,883,025.44 is: 26,058,421.50
Step by Step Solution
- Step 1: Write the proportion equation
34,353,105.28 : 47,407,005.84 = 18,883,025.44 : x - Step 2: Convert to fraction form
34,353,105.28/47,407,005.84 = 18,883,025.44/x - Step 3: Cross multiply
34,353,105.28x = 47,407,005.84 × 18,883,025.44 - Step 4: Simplify right side
34,353,105.28x = 895,187,697,310,948.75 - Step 5: Solve for x
x = 895,187,697,310,948.75/34,353,105.28 - Step 6: Final answer
x = 26,058,421.50
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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.