Finding the Fourth Proportional to 29,897,197.20, 44,771,146.20 and 19,744,851.60
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Solution
The fourth proportional to 29,897,197.20, 44,771,146.20 and 19,744,851.60 is: 29,567,976.95
Step by Step Solution
- Step 1: Write the proportion equation
29,897,197.20 : 44,771,146.20 = 19,744,851.60 : x - Step 2: Convert to fraction form
29,897,197.20/44,771,146.20 = 19,744,851.60/x - Step 3: Cross multiply
29,897,197.20x = 44,771,146.20 × 19,744,851.60 - Step 4: Simplify right side
29,897,197.20x = 883,999,637,680,904 - Step 5: Solve for x
x = 883,999,637,680,904/29,897,197.20 - Step 6: Final answer
x = 29,567,976.95
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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.