Finding the Fourth Proportional to 29,693,351.07, 40,978,461.44 and 16,644,801.46
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Solution
The fourth proportional to 29,693,351.07, 40,978,461.44 and 16,644,801.46 is: 22,970,743.63
Step by Step Solution
- Step 1: Write the proportion equation
29,693,351.07 : 40,978,461.44 = 16,644,801.46 : x - Step 2: Convert to fraction form
29,693,351.07/40,978,461.44 = 16,644,801.46/x - Step 3: Cross multiply
29,693,351.07x = 40,978,461.44 × 16,644,801.46 - Step 4: Simplify right side
29,693,351.07x = 682,078,354,805,065.75 - Step 5: Solve for x
x = 682,078,354,805,065.75/29,693,351.07 - Step 6: Final answer
x = 22,970,743.63
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.