Finding the Fourth Proportional to 10,369,624.20, 14,306,090.22 and 6,495,400.68
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Solution
The fourth proportional to 10,369,624.20, 14,306,090.22 and 6,495,400.68 is: 8,961,152.92
Step by Step Solution
- Step 1: Write the proportion equation
10,369,624.20 : 14,306,090.22 = 6,495,400.68 : x - Step 2: Convert to fraction form
10,369,624.20/14,306,090.22 = 6,495,400.68/x - Step 3: Cross multiply
10,369,624.20x = 14,306,090.22 × 6,495,400.68 - Step 4: Simplify right side
10,369,624.20x = 92,923,788,143,129.34 - Step 5: Solve for x
x = 92,923,788,143,129.34/10,369,624.20 - Step 6: Final answer
x = 8,961,152.92
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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.