Finding the Fourth Proportional to 39,807,370.70, 54,913,102.62 and 27,395,916.54
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Solution
The fourth proportional to 39,807,370.70, 54,913,102.62 and 27,395,916.54 is: 37,791,864.92
Step by Step Solution
- Step 1: Write the proportion equation
39,807,370.70 : 54,913,102.62 = 27,395,916.54 : x - Step 2: Convert to fraction form
39,807,370.70/54,913,102.62 = 27,395,916.54/x - Step 3: Cross multiply
39,807,370.70x = 54,913,102.62 × 27,395,916.54 - Step 4: Simplify right side
39,807,370.70x = 1,504,394,776,329,975.25 - Step 5: Solve for x
x = 1,504,394,776,329,975.25/39,807,370.70 - Step 6: Final answer
x = 37,791,864.92
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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.