Finding the Fourth Proportional to 10,971,711.07, 15,140,295.60 and 6,076,640.09
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Solution
The fourth proportional to 10,971,711.07, 15,140,295.60 and 6,076,640.09 is: 8,385,394.64
Step by Step Solution
- Step 1: Write the proportion equation
10,971,711.07 : 15,140,295.60 = 6,076,640.09 : x - Step 2: Convert to fraction form
10,971,711.07/15,140,295.60 = 6,076,640.09/x - Step 3: Cross multiply
10,971,711.07x = 15,140,295.60 × 6,076,640.09 - Step 4: Simplify right side
10,971,711.07x = 92,002,127,217,410.59 - Step 5: Solve for x
x = 92,002,127,217,410.59/10,971,711.07 - Step 6: Final answer
x = 8,385,394.64
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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.