Finding the Fourth Proportional to 29,350,291.62, 40,507,139.12 and 17,747,938.13
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Solution
The fourth proportional to 29,350,291.62, 40,507,139.12 and 17,747,938.13 is: 24,494,414.16
Step by Step Solution
- Step 1: Write the proportion equation
29,350,291.62 : 40,507,139.12 = 17,747,938.13 : x - Step 2: Convert to fraction form
29,350,291.62/40,507,139.12 = 17,747,938.13/x - Step 3: Cross multiply
29,350,291.62x = 40,507,139.12 × 17,747,938.13 - Step 4: Simplify right side
29,350,291.62x = 718,918,198,633,787.25 - Step 5: Solve for x
x = 718,918,198,633,787.25/29,350,291.62 - Step 6: Final answer
x = 24,494,414.16
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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.