Finding the Fourth Proportional to 41,490,912.30, 62,236,368.45 and 19,967,551.80
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Solution
The fourth proportional to 41,490,912.30, 62,236,368.45 and 19,967,551.80 is: 29,951,327.70
Step by Step Solution
- Step 1: Write the proportion equation
41,490,912.30 : 62,236,368.45 = 19,967,551.80 : x - Step 2: Convert to fraction form
41,490,912.30/62,236,368.45 = 19,967,551.80/x - Step 3: Cross multiply
41,490,912.30x = 62,236,368.45 × 19,967,551.80 - Step 4: Simplify right side
41,490,912.30x = 1,242,707,910,869,260.75 - Step 5: Solve for x
x = 1,242,707,910,869,260.75/41,490,912.30 - Step 6: Final answer
x = 29,951,327.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.