Finding the Fourth Proportional to 11,484,206.70, 15,848,391.87 and 6,327,493.98
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Solution
The fourth proportional to 11,484,206.70, 15,848,391.87 and 6,327,493.98 is: 8,732,044.52
Step by Step Solution
- Step 1: Write the proportion equation
11,484,206.70 : 15,848,391.87 = 6,327,493.98 : x - Step 2: Convert to fraction form
11,484,206.70/15,848,391.87 = 6,327,493.98/x - Step 3: Cross multiply
11,484,206.70x = 15,848,391.87 × 6,327,493.98 - Step 4: Simplify right side
11,484,206.70x = 100,280,604,150,105.94 - Step 5: Solve for x
x = 100,280,604,150,105.94/11,484,206.70 - Step 6: Final answer
x = 8,732,044.52
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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.