Finding the Fourth Proportional to 39,807,369.70, 54,913,101.24 and 27,395,915.53
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Solution
The fourth proportional to 39,807,369.70, 54,913,101.24 and 27,395,915.53 is: 37,791,863.53
Step by Step Solution
- Step 1: Write the proportion equation
39,807,369.70 : 54,913,101.24 = 27,395,915.53 : x - Step 2: Convert to fraction form
39,807,369.70/54,913,101.24 = 27,395,915.53/x - Step 3: Cross multiply
39,807,369.70x = 54,913,101.24 × 27,395,915.53 - Step 4: Simplify right side
39,807,369.70x = 1,504,394,683,061,378.50 - Step 5: Solve for x
x = 1,504,394,683,061,378.50/39,807,369.70 - Step 6: Final answer
x = 37,791,863.53
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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.