Finding the Fourth Proportional to 14,820,630.63, 20,452,470.27 and 8,037,654.63
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Solution
The fourth proportional to 14,820,630.63, 20,452,470.27 and 8,037,654.63 is: 11,091,963.39
Step by Step Solution
- Step 1: Write the proportion equation
14,820,630.63 : 20,452,470.27 = 8,037,654.63 : x - Step 2: Convert to fraction form
14,820,630.63/20,452,470.27 = 8,037,654.63/x - Step 3: Cross multiply
14,820,630.63x = 20,452,470.27 × 8,037,654.63 - Step 4: Simplify right side
14,820,630.63x = 164,389,892,360,602.84 - Step 5: Solve for x
x = 164,389,892,360,602.84/14,820,630.63 - Step 6: Final answer
x = 11,091,963.39
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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.