Finding the Fourth Proportional to 36,705,829.80, 55,058,744.70 and 19,699,717.80
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Solution
The fourth proportional to 36,705,829.80, 55,058,744.70 and 19,699,717.80 is: 29,549,576.70
Step by Step Solution
- Step 1: Write the proportion equation
36,705,829.80 : 55,058,744.70 = 19,699,717.80 : x - Step 2: Convert to fraction form
36,705,829.80/55,058,744.70 = 19,699,717.80/x - Step 3: Cross multiply
36,705,829.80x = 55,058,744.70 × 19,699,717.80 - Step 4: Simplify right side
36,705,829.80x = 1,084,641,733,012,245.75 - Step 5: Solve for x
x = 1,084,641,733,012,245.75/36,705,829.80 - Step 6: Final answer
x = 29,549,576.70
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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.