Finding the Fourth Proportional to 10,369,632.70, 14,306,101.88 and 6,495,409.18
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Solution
The fourth proportional to 10,369,632.70, 14,306,101.88 and 6,495,409.18 is: 8,961,164.60
Step by Step Solution
- Step 1: Write the proportion equation
10,369,632.70 : 14,306,101.88 = 6,495,409.18 : x - Step 2: Convert to fraction form
10,369,632.70/14,306,101.88 = 6,495,409.18/x - Step 3: Cross multiply
10,369,632.70x = 14,306,101.88 × 6,495,409.18 - Step 4: Simplify right side
10,369,632.70x = 92,923,985,481,367.27 - Step 5: Solve for x
x = 92,923,985,481,367.27/10,369,632.70 - Step 6: Final answer
x = 8,961,164.60
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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.