Finding the Fourth Proportional to 24,021,661.91, 33,149,925.38 and 13,008,430.60
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Solution
The fourth proportional to 24,021,661.91, 33,149,925.38 and 13,008,430.60 is: 17,951,651.53
Step by Step Solution
- Step 1: Write the proportion equation
24,021,661.91 : 33,149,925.38 = 13,008,430.60 : x - Step 2: Convert to fraction form
24,021,661.91/33,149,925.38 = 13,008,430.60/x - Step 3: Cross multiply
24,021,661.91x = 33,149,925.38 × 13,008,430.60 - Step 4: Simplify right side
24,021,661.91x = 431,228,503,650,554.88 - Step 5: Solve for x
x = 431,228,503,650,554.88/24,021,661.91 - Step 6: Final answer
x = 17,951,651.53
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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.