Finding the Fourth Proportional to 5,616,353.16, 7,750,519.02 and 3,168,982.44
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Solution
The fourth proportional to 5,616,353.16, 7,750,519.02 and 3,168,982.44 is: 4,373,168.49
Step by Step Solution
- Step 1: Write the proportion equation
5,616,353.16 : 7,750,519.02 = 3,168,982.44 : x - Step 2: Convert to fraction form
5,616,353.16/7,750,519.02 = 3,168,982.44/x - Step 3: Cross multiply
5,616,353.16x = 7,750,519.02 × 3,168,982.44 - Step 4: Simplify right side
5,616,353.16x = 24,561,258,675,266.01 - Step 5: Solve for x
x = 24,561,258,675,266.01/5,616,353.16 - Step 6: Final answer
x = 4,373,168.49
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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.