Finding the Fourth Proportional to 46,513,452.92, 69,764,855.67 and 12,437,456.00
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Solution
The fourth proportional to 46,513,452.92, 69,764,855.67 and 12,437,456.00 is: 18,654,760.46
Step by Step Solution
- Step 1: Write the proportion equation
46,513,452.92 : 69,764,855.67 = 12,437,456.00 : x - Step 2: Convert to fraction form
46,513,452.92/69,764,855.67 = 12,437,456.00/x - Step 3: Cross multiply
46,513,452.92x = 69,764,855.67 × 12,437,456.00 - Step 4: Simplify right side
46,513,452.92x = 867,697,322,393,151.25 - Step 5: Solve for x
x = 867,697,322,393,151.25/46,513,452.92 - Step 6: Final answer
x = 18,654,760.46
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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.