Finding the Fourth Proportional to 29,524,518.84, 40,743,861.54 and 16,471,780.44
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Solution
The fourth proportional to 29,524,518.84, 40,743,861.54 and 16,471,780.44 is: 22,731,071.26
Step by Step Solution
- Step 1: Write the proportion equation
29,524,518.84 : 40,743,861.54 = 16,471,780.44 : x - Step 2: Convert to fraction form
29,524,518.84/40,743,861.54 = 16,471,780.44/x - Step 3: Cross multiply
29,524,518.84x = 40,743,861.54 × 16,471,780.44 - Step 4: Simplify right side
29,524,518.84x = 671,123,941,564,640.25 - Step 5: Solve for x
x = 671,123,941,564,640.25/29,524,518.84 - Step 6: Final answer
x = 22,731,071.26
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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.