Finding the Fourth Proportional to 29,596,554.72, 40,831,906.68 and 17,989,883.28
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Solution
The fourth proportional to 29,596,554.72, 40,831,906.68 and 17,989,883.28 is: 24,819,146.76
Step by Step Solution
- Step 1: Write the proportion equation
29,596,554.72 : 40,831,906.68 = 17,989,883.28 : x - Step 2: Convert to fraction form
29,596,554.72/40,831,906.68 = 17,989,883.28/x - Step 3: Cross multiply
29,596,554.72x = 40,831,906.68 × 17,989,883.28 - Step 4: Simplify right side
29,596,554.72x = 734,561,235,273,052.38 - Step 5: Solve for x
x = 734,561,235,273,052.38/29,596,554.72 - Step 6: Final answer
x = 24,819,146.76
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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.