Finding the Fourth Proportional to 13,967,201.79, 19,274,552.84 and 7,855,630.29
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Solution
The fourth proportional to 13,967,201.79, 19,274,552.84 and 7,855,630.29 is: 10,840,665.40
Step by Step Solution
- Step 1: Write the proportion equation
13,967,201.79 : 19,274,552.84 = 7,855,630.29 : x - Step 2: Convert to fraction form
13,967,201.79/19,274,552.84 = 7,855,630.29/x - Step 3: Cross multiply
13,967,201.79x = 19,274,552.84 × 7,855,630.29 - Step 4: Simplify right side
13,967,201.79x = 151,413,761,135,748.62 - Step 5: Solve for x
x = 151,413,761,135,748.62/13,967,201.79 - Step 6: Final answer
x = 10,840,665.40
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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.