Finding the Fourth Proportional to 10,973,745.70, 15,143,605.05 and 6,078,953.14
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Solution
The fourth proportional to 10,973,745.70, 15,143,605.05 and 6,078,953.14 is: 8,388,864.48
Step by Step Solution
- Step 1: Write the proportion equation
10,973,745.70 : 15,143,605.05 = 6,078,953.14 : x - Step 2: Convert to fraction form
10,973,745.70/15,143,605.05 = 6,078,953.14/x - Step 3: Cross multiply
10,973,745.70x = 15,143,605.05 × 6,078,953.14 - Step 4: Simplify right side
10,973,745.70x = 92,057,265,469,617.36 - Step 5: Solve for x
x = 92,057,265,469,617.36/10,973,745.70 - Step 6: Final answer
x = 8,388,864.48
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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.