Finding the Fourth Proportional to 7,457,222.96, 11,178,747.48 and 4,753,961.36
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Solution
The fourth proportional to 7,457,222.96, 11,178,747.48 and 4,753,961.36 is: 7,126,424.12
Step by Step Solution
- Step 1: Write the proportion equation
7,457,222.96 : 11,178,747.48 = 4,753,961.36 : x - Step 2: Convert to fraction form
7,457,222.96/11,178,747.48 = 4,753,961.36/x - Step 3: Cross multiply
7,457,222.96x = 11,178,747.48 × 4,753,961.36 - Step 4: Simplify right side
7,457,222.96x = 53,143,333,573,117.38 - Step 5: Solve for x
x = 53,143,333,573,117.38/7,457,222.96 - Step 6: Final answer
x = 7,126,424.12
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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.