Finding the Fourth Proportional to 36,683,452.05, 54,894,541.28 and 31,943,202.45
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Solution
The fourth proportional to 36,683,452.05, 54,894,541.28 and 31,943,202.45 is: 47,801,047.81
Step by Step Solution
- Step 1: Write the proportion equation
36,683,452.05 : 54,894,541.28 = 31,943,202.45 : x - Step 2: Convert to fraction form
36,683,452.05/54,894,541.28 = 31,943,202.45/x - Step 3: Cross multiply
36,683,452.05x = 54,894,541.28 × 31,943,202.45 - Step 4: Simplify right side
36,683,452.05x = 1,753,507,445,347,206 - Step 5: Solve for x
x = 1,753,507,445,347,206/36,683,452.05 - Step 6: Final answer
x = 47,801,047.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.