Finding the Fourth Proportional to 11,180,276.40, 16,772,747.40 and 6,384,039.60
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Solution
The fourth proportional to 11,180,276.40, 16,772,747.40 and 6,384,039.60 is: 9,577,391.45
Step by Step Solution
- Step 1: Write the proportion equation
11,180,276.40 : 16,772,747.40 = 6,384,039.60 : x - Step 2: Convert to fraction form
11,180,276.40/16,772,747.40 = 6,384,039.60/x - Step 3: Cross multiply
11,180,276.40x = 16,772,747.40 × 6,384,039.60 - Step 4: Simplify right side
11,180,276.40x = 107,077,883,602,397.03 - Step 5: Solve for x
x = 107,077,883,602,397.03/11,180,276.40 - Step 6: Final answer
x = 9,577,391.45
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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.