Finding the Fourth Proportional to 23,193,856.44, 32,006,645.01 and 12,881,243.84
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Solution
The fourth proportional to 23,193,856.44, 32,006,645.01 and 12,881,243.84 is: 17,775,629.50
Step by Step Solution
- Step 1: Write the proportion equation
23,193,856.44 : 32,006,645.01 = 12,881,243.84 : x - Step 2: Convert to fraction form
23,193,856.44/32,006,645.01 = 12,881,243.84/x - Step 3: Cross multiply
23,193,856.44x = 32,006,645.01 × 12,881,243.84 - Step 4: Simplify right side
23,193,856.44x = 412,285,398,754,104.31 - Step 5: Solve for x
x = 412,285,398,754,104.31/23,193,856.44 - Step 6: Final answer
x = 17,775,629.50
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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.