Finding the Fourth Proportional to 48,916,489.62, 67,504,974.87 and 26,891,405.76
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Solution
The fourth proportional to 48,916,489.62, 67,504,974.87 and 26,891,405.76 is: 37,110,260.45
Step by Step Solution
- Step 1: Write the proportion equation
48,916,489.62 : 67,504,974.87 = 26,891,405.76 : x - Step 2: Convert to fraction form
48,916,489.62/67,504,974.87 = 26,891,405.76/x - Step 3: Cross multiply
48,916,489.62x = 67,504,974.87 × 26,891,405.76 - Step 4: Simplify right side
48,916,489.62x = 1,815,303,670,047,773.50 - Step 5: Solve for x
x = 1,815,303,670,047,773.50/48,916,489.62 - Step 6: Final answer
x = 37,110,260.45
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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.