Finding the Fourth Proportional to 62,132,971.20, 93,199,407.57 and 16,694,765.70
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Solution
The fourth proportional to 62,132,971.20, 93,199,407.57 and 16,694,765.70 is: 25,042,135.32
Step by Step Solution
- Step 1: Write the proportion equation
62,132,971.20 : 93,199,407.57 = 16,694,765.70 : x - Step 2: Convert to fraction form
62,132,971.20/93,199,407.57 = 16,694,765.70/x - Step 3: Cross multiply
62,132,971.20x = 93,199,407.57 × 16,694,765.70 - Step 4: Simplify right side
62,132,971.20x = 1,555,942,272,759,956.25 - Step 5: Solve for x
x = 1,555,942,272,759,956.25/62,132,971.20 - Step 6: Final answer
x = 25,042,135.32
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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.