Finding the Fourth Proportional to 13,305,201.40, 19,951,970.10 and 6,114,345.40
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Solution
The fourth proportional to 13,305,201.40, 19,951,970.10 and 6,114,345.40 is: 9,168,838.03
Step by Step Solution
- Step 1: Write the proportion equation
13,305,201.40 : 19,951,970.10 = 6,114,345.40 : x - Step 2: Convert to fraction form
13,305,201.40/19,951,970.10 = 6,114,345.40/x - Step 3: Cross multiply
13,305,201.40x = 19,951,970.10 × 6,114,345.40 - Step 4: Simplify right side
13,305,201.40x = 121,993,236,601,872.56 - Step 5: Solve for x
x = 121,993,236,601,872.56/13,305,201.40 - Step 6: Final answer
x = 9,168,838.03
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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.