Finding the Fourth Proportional to 17,419,660.18, 24,039,749.33 and 9,579,768.49
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Solution
The fourth proportional to 17,419,660.18, 24,039,749.33 and 9,579,768.49 is: 13,220,420.53
Step by Step Solution
- Step 1: Write the proportion equation
17,419,660.18 : 24,039,749.33 = 9,579,768.49 : x - Step 2: Convert to fraction form
17,419,660.18/24,039,749.33 = 9,579,768.49/x - Step 3: Cross multiply
17,419,660.18x = 24,039,749.33 × 9,579,768.49 - Step 4: Simplify right side
17,419,660.18x = 230,295,233,139,032.59 - Step 5: Solve for x
x = 230,295,233,139,032.59/17,419,660.18 - Step 6: Final answer
x = 13,220,420.53
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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.