Finding the Fourth Proportional to 5,915,508.48, 8,163,480.51 and 3,337,181.28
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Solution
The fourth proportional to 5,915,508.48, 8,163,480.51 and 3,337,181.28 is: 4,605,354.63
Step by Step Solution
- Step 1: Write the proportion equation
5,915,508.48 : 8,163,480.51 = 3,337,181.28 : x - Step 2: Convert to fraction form
5,915,508.48/8,163,480.51 = 3,337,181.28/x - Step 3: Cross multiply
5,915,508.48x = 8,163,480.51 × 3,337,181.28 - Step 4: Simplify right side
5,915,508.48x = 27,243,014,337,616.85 - Step 5: Solve for x
x = 27,243,014,337,616.85/5,915,508.48 - Step 6: Final answer
x = 4,605,354.63
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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.