Finding the Fourth Proportional to 34,379,404.62, 47,443,344.20 and 19,497,534.26
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Solution
The fourth proportional to 34,379,404.62, 47,443,344.20 and 19,497,534.26 is: 26,906,464.47
Step by Step Solution
- Step 1: Write the proportion equation
34,379,404.62 : 47,443,344.20 = 19,497,534.26 : x - Step 2: Convert to fraction form
34,379,404.62/47,443,344.20 = 19,497,534.26/x - Step 3: Cross multiply
34,379,404.62x = 47,443,344.20 × 19,497,534.26 - Step 4: Simplify right side
34,379,404.62x = 925,028,228,948,472.38 - Step 5: Solve for x
x = 925,028,228,948,472.38/34,379,404.62 - Step 6: Final answer
x = 26,906,464.47
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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.