Finding the Fourth Proportional to 8,982,894.42, 13,469,420.87 and 4,423,917.96
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Solution
The fourth proportional to 8,982,894.42, 13,469,420.87 and 4,423,917.96 is: 6,633,453.55
Step by Step Solution
- Step 1: Write the proportion equation
8,982,894.42 : 13,469,420.87 = 4,423,917.96 : x - Step 2: Convert to fraction form
8,982,894.42/13,469,420.87 = 4,423,917.96/x - Step 3: Cross multiply
8,982,894.42x = 13,469,420.87 × 4,423,917.96 - Step 4: Simplify right side
8,982,894.42x = 59,587,612,875,472.23 - Step 5: Solve for x
x = 59,587,612,875,472.23/8,982,894.42 - Step 6: Final answer
x = 6,633,453.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.