Finding the Fourth Proportional to 10,586,013.36, 15,882,029.64 and 5,196,277.68
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Solution
The fourth proportional to 10,586,013.36, 15,882,029.64 and 5,196,277.68 is: 7,795,893.82
Step by Step Solution
- Step 1: Write the proportion equation
10,586,013.36 : 15,882,029.64 = 5,196,277.68 : x - Step 2: Convert to fraction form
10,586,013.36/15,882,029.64 = 5,196,277.68/x - Step 3: Cross multiply
10,586,013.36x = 15,882,029.64 × 5,196,277.68 - Step 4: Simplify right side
10,586,013.36x = 82,527,436,131,430.44 - Step 5: Solve for x
x = 82,527,436,131,430.44/10,586,013.36 - Step 6: Final answer
x = 7,795,893.82
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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.