Finding the Fourth Proportional to 24,918,777.42, 34,387,919.76 and 13,755,277.26
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Solution
The fourth proportional to 24,918,777.42, 34,387,919.76 and 13,755,277.26 is: 18,982,286.44
Step by Step Solution
- Step 1: Write the proportion equation
24,918,777.42 : 34,387,919.76 = 13,755,277.26 : x - Step 2: Convert to fraction form
24,918,777.42/34,387,919.76 = 13,755,277.26/x - Step 3: Cross multiply
24,918,777.42x = 34,387,919.76 × 13,755,277.26 - Step 4: Simplify right side
24,918,777.42x = 473,015,370,693,432.62 - Step 5: Solve for x
x = 473,015,370,693,432.62/24,918,777.42 - Step 6: Final answer
x = 18,982,286.44
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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.