Finding the Fourth Proportional to 8,013,913.92, 11,057,571.36 and 4,749,292.08
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Solution
The fourth proportional to 8,013,913.92, 11,057,571.36 and 4,749,292.08 is: 6,553,057.17
Step by Step Solution
- Step 1: Write the proportion equation
8,013,913.92 : 11,057,571.36 = 4,749,292.08 : x - Step 2: Convert to fraction form
8,013,913.92/11,057,571.36 = 4,749,292.08/x - Step 3: Cross multiply
8,013,913.92x = 11,057,571.36 × 4,749,292.08 - Step 4: Simplify right side
8,013,913.92x = 52,515,636,084,082.83 - Step 5: Solve for x
x = 52,515,636,084,082.83/8,013,913.92 - Step 6: Final answer
x = 6,553,057.17
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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.