Finding the Fourth Proportional to 38,946,170.19, 58,325,635.68 and 22,277,256.81
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Solution
The fourth proportional to 38,946,170.19, 58,325,635.68 and 22,277,256.81 is: 33,362,334.69
Step by Step Solution
- Step 1: Write the proportion equation
38,946,170.19 : 58,325,635.68 = 22,277,256.81 : x - Step 2: Convert to fraction form
38,946,170.19/58,325,635.68 = 22,277,256.81/x - Step 3: Cross multiply
38,946,170.19x = 58,325,635.68 × 22,277,256.81 - Step 4: Simplify right side
38,946,170.19x = 1,299,335,164,649,859 - Step 5: Solve for x
x = 1,299,335,164,649,859/38,946,170.19 - Step 6: Final answer
x = 33,362,334.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.