Finding the Fourth Proportional to 8,076,970.07, 12,115,560.60 and 2,685,620.49
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Solution
The fourth proportional to 8,076,970.07, 12,115,560.60 and 2,685,620.49 is: 4,028,465.81
Step by Step Solution
- Step 1: Write the proportion equation
8,076,970.07 : 12,115,560.60 = 2,685,620.49 : x - Step 2: Convert to fraction form
8,076,970.07/12,115,560.60 = 2,685,620.49/x - Step 3: Cross multiply
8,076,970.07x = 12,115,560.60 × 2,685,620.49 - Step 4: Simplify right side
8,076,970.07x = 32,537,797,781,768.60 - Step 5: Solve for x
x = 32,537,797,781,768.60/8,076,970.07 - Step 6: Final answer
x = 4,028,465.81
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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.