Finding the Third Proportional to 18,358,134.75 and 39,959,032.50
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Solution
The third proportional to 18,358,134.75 and 39,959,032.50 is: 86,976,389.49
Step by Step Solution
- Step 1: Write the proportion equation
18,358,134.75 : 39,959,032.50 = 39,959,032.50 : x - Step 2: Convert to fraction form
18,358,134.75/39,959,032.50 = 39,959,032.50/x - Step 3: Cross multiply
18,358,134.75x = 39,959,032.50 × 39,959,032.50 - Step 4: Simplify right side
18,358,134.75x = 1,596,724,278,336,056.25 - Step 5: Solve for x
x = 1,596,724,278,336,056.25/18,358,134.75 - Step 6: Final answer
x = 86,976,389.49
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.