Finding the Fourth Proportional to 10,873,672.68, 16,299,735.33 and 5,106,081.75
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Solution
The fourth proportional to 10,873,672.68, 16,299,735.33 and 5,106,081.75 is: 7,654,063.49
Step by Step Solution
- Step 1: Write the proportion equation
10,873,672.68 : 16,299,735.33 = 5,106,081.75 : x - Step 2: Convert to fraction form
10,873,672.68/16,299,735.33 = 5,106,081.75/x - Step 3: Cross multiply
10,873,672.68x = 16,299,735.33 × 5,106,081.75 - Step 4: Simplify right side
10,873,672.68x = 83,227,781,098,343.23 - Step 5: Solve for x
x = 83,227,781,098,343.23/10,873,672.68 - Step 6: Final answer
x = 7,654,063.49
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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.