Finding the Fourth Proportional to 62,738,815.70, 94,108,297.05 and 19,608,245.12
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Solution
The fourth proportional to 62,738,815.70, 94,108,297.05 and 19,608,245.12 is: 29,412,390.65
Step by Step Solution
- Step 1: Write the proportion equation
62,738,815.70 : 94,108,297.05 = 19,608,245.12 : x - Step 2: Convert to fraction form
62,738,815.70/94,108,297.05 = 19,608,245.12/x - Step 3: Cross multiply
62,738,815.70x = 94,108,297.05 × 19,608,245.12 - Step 4: Simplify right side
62,738,815.70x = 1,845,298,555,911,631.25 - Step 5: Solve for x
x = 1,845,298,555,911,631.25/62,738,815.70 - Step 6: Final answer
x = 29,412,390.65
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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.