Finding the Fourth Proportional to 8,477,143.09, 11,698,324.05 and 4,609,630.42
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Solution
The fourth proportional to 8,477,143.09, 11,698,324.05 and 4,609,630.42 is: 6,361,217.43
Step by Step Solution
- Step 1: Write the proportion equation
8,477,143.09 : 11,698,324.05 = 4,609,630.42 : x - Step 2: Convert to fraction form
8,477,143.09/11,698,324.05 = 4,609,630.42/x - Step 3: Cross multiply
8,477,143.09x = 11,698,324.05 × 4,609,630.42 - Step 4: Simplify right side
8,477,143.09x = 53,924,950,391,937.91 - Step 5: Solve for x
x = 53,924,950,391,937.91/8,477,143.09 - Step 6: Final answer
x = 6,361,217.43
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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.