Finding the Fourth Proportional to 10,368,009.26, 14,307,861.75 and 5,784,331.58
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Solution
The fourth proportional to 10,368,009.26, 14,307,861.75 and 5,784,331.58 is: 7,982,382.59
Step by Step Solution
- Step 1: Write the proportion equation
10,368,009.26 : 14,307,861.75 = 5,784,331.58 : x - Step 2: Convert to fraction form
10,368,009.26/14,307,861.75 = 5,784,331.58/x - Step 3: Cross multiply
10,368,009.26x = 14,307,861.75 × 5,784,331.58 - Step 4: Simplify right side
10,368,009.26x = 82,761,416,562,799.06 - Step 5: Solve for x
x = 82,761,416,562,799.06/10,368,009.26 - Step 6: Final answer
x = 7,982,382.59
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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.