Finding the Fourth Proportional to 71,632,998.24, 98,852,591.97 and 39,842,953.44
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Solution
The fourth proportional to 71,632,998.24, 98,852,591.97 and 39,842,953.44 is: 54,982,749.79
Step by Step Solution
- Step 1: Write the proportion equation
71,632,998.24 : 98,852,591.97 = 39,842,953.44 : x - Step 2: Convert to fraction form
71,632,998.24/98,852,591.97 = 39,842,953.44/x - Step 3: Cross multiply
71,632,998.24x = 98,852,591.97 × 39,842,953.44 - Step 4: Simplify right side
71,632,998.24x = 3,938,579,219,284,027.50 - Step 5: Solve for x
x = 3,938,579,219,284,027.50/71,632,998.24 - Step 6: Final answer
x = 54,982,749.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.