Finding the Fourth Proportional to 29,293,286.20, 40,427,130.42 and 16,244,638.12
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Solution
The fourth proportional to 29,293,286.20, 40,427,130.42 and 16,244,638.12 is: 22,418,929.01
Step by Step Solution
- Step 1: Write the proportion equation
29,293,286.20 : 40,427,130.42 = 16,244,638.12 : x - Step 2: Convert to fraction form
29,293,286.20/40,427,130.42 = 16,244,638.12/x - Step 3: Cross multiply
29,293,286.20x = 40,427,130.42 × 16,244,638.12 - Step 4: Simplify right side
29,293,286.20x = 656,724,103,902,943.62 - Step 5: Solve for x
x = 656,724,103,902,943.62/29,293,286.20 - Step 6: Final answer
x = 22,418,929.01
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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.