Finding the Fourth Proportional to 34,121,728.69, 51,182,593.03 and 11,402,625.94
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Solution
The fourth proportional to 34,121,728.69, 51,182,593.03 and 11,402,625.94 is: 17,103,938.91
Step by Step Solution
- Step 1: Write the proportion equation
34,121,728.69 : 51,182,593.03 = 11,402,625.94 : x - Step 2: Convert to fraction form
34,121,728.69/51,182,593.03 = 11,402,625.94/x - Step 3: Cross multiply
34,121,728.69x = 51,182,593.03 × 11,402,625.94 - Step 4: Simplify right side
34,121,728.69x = 583,615,962,846,638 - Step 5: Solve for x
x = 583,615,962,846,638/34,121,728.69 - Step 6: Final answer
x = 17,103,938.91
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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.