Finding the Fourth Proportional to 39,807,372.06, 54,913,104.51 and 27,395,917.92
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Solution
The fourth proportional to 39,807,372.06, 54,913,104.51 and 27,395,917.92 is: 37,791,866.83
Step by Step Solution
- Step 1: Write the proportion equation
39,807,372.06 : 54,913,104.51 = 27,395,917.92 : x - Step 2: Convert to fraction form
39,807,372.06/54,913,104.51 = 27,395,917.92/x - Step 3: Cross multiply
39,807,372.06x = 54,913,104.51 × 27,395,917.92 - Step 4: Simplify right side
39,807,372.06x = 1,504,394,903,888,341.75 - Step 5: Solve for x
x = 1,504,394,903,888,341.75/39,807,372.06 - Step 6: Final answer
x = 37,791,866.83
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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.