Finding the Fourth Proportional to 14,828,733.97, 20,464,496.12 and 8,302,306.33
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Solution
The fourth proportional to 14,828,733.97, 20,464,496.12 and 8,302,306.33 is: 11,457,654.84
Step by Step Solution
- Step 1: Write the proportion equation
14,828,733.97 : 20,464,496.12 = 8,302,306.33 : x - Step 2: Convert to fraction form
14,828,733.97/20,464,496.12 = 8,302,306.33/x - Step 3: Cross multiply
14,828,733.97x = 20,464,496.12 × 8,302,306.33 - Step 4: Simplify right side
14,828,733.97x = 169,902,515,584,663.66 - Step 5: Solve for x
x = 169,902,515,584,663.66/14,828,733.97 - Step 6: Final answer
x = 11,457,654.84
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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.