Finding the Fourth Proportional to 29,707,430.60, 44,508,001.80 and 18,334,593.20
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Solution
The fourth proportional to 29,707,430.60, 44,508,001.80 and 18,334,593.20 is: 27,469,090.75
Step by Step Solution
- Step 1: Write the proportion equation
29,707,430.60 : 44,508,001.80 = 18,334,593.20 : x - Step 2: Convert to fraction form
29,707,430.60/44,508,001.80 = 18,334,593.20/x - Step 3: Cross multiply
29,707,430.60x = 44,508,001.80 × 18,334,593.20 - Step 4: Simplify right side
29,707,430.60x = 816,036,107,147,867.62 - Step 5: Solve for x
x = 816,036,107,147,867.62/29,707,430.60 - Step 6: Final answer
x = 27,469,090.75
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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.