Finding the Fourth Proportional to 11,656,861.00, 16,086,725.61 and 6,430,028.00
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Solution
The fourth proportional to 11,656,861.00, 16,086,725.61 and 6,430,028.00 is: 8,873,580.64
Step by Step Solution
- Step 1: Write the proportion equation
11,656,861.00 : 16,086,725.61 = 6,430,028.00 : x - Step 2: Convert to fraction form
11,656,861.00/16,086,725.61 = 6,430,028.00/x - Step 3: Cross multiply
11,656,861.00x = 16,086,725.61 × 6,430,028.00 - Step 4: Simplify right side
11,656,861.00x = 103,438,096,104,621.28 - Step 5: Solve for x
x = 103,438,096,104,621.28/11,656,861.00 - Step 6: Final answer
x = 8,873,580.64
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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.