Finding the Fourth Proportional to 17,170,765.96, 23,690,489.76 and 10,292,738.44
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Solution
The fourth proportional to 17,170,765.96, 23,690,489.76 and 10,292,738.44 is: 14,200,881.61
Step by Step Solution
- Step 1: Write the proportion equation
17,170,765.96 : 23,690,489.76 = 10,292,738.44 : x - Step 2: Convert to fraction form
17,170,765.96/23,690,489.76 = 10,292,738.44/x - Step 3: Cross multiply
17,170,765.96x = 23,690,489.76 × 10,292,738.44 - Step 4: Simplify right side
17,170,765.96x = 243,840,014,615,178.38 - Step 5: Solve for x
x = 243,840,014,615,178.38/17,170,765.96 - Step 6: Final answer
x = 14,200,881.61
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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.